if electrons are received from only glycolysis, how many molecules of oxygen can be reduced by one glucose molecule?

Fur in animals and waxy coverings in plants serve different functions. Let's explore the functions of each:Fur in animalsThe fur in animals serve the following functions:Thermal insulation: Fur helps in maintaining body temperature by insulating the animal against cold weather.

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Fur in animals and waxy coverings in plants are both adaptations that have an important function in their respective organisms. Fur in animals is an adaptation that provides a variety of functions, depending on the animal species and its environment. One of the most important functions of fur in animals is protection, especially against the cold.

The insulating properties of fur allow animals to maintain their body temperature in colder environments. Fur also serves as a protective barrier against other environmental elements, such as wind and moisture. In some species, fur can also be used as camouflage to help animals blend into their surroundings and avoid predation. Fur can also play a role in reproductive behavior, such as in the case of male lions, whose thick manes are a sign of strength and dominance, making them more attractive to females.
On the other hand, waxy coverings in plants serve as a protective barrier against water loss and pathogens. The waxy cuticle that covers the leaves and stems of plants helps to prevent water loss through transpiration, which is the process by which water is lost from the plant through evaporation. The waxy cuticle also provides protection against pathogens such as bacteria and fungi that could otherwise penetrate the plant's tissues and cause disease.

Fur in animals and waxy coverings in plants both serve important functions in their respective organisms. In animals, fur provides protection against the cold, wind, and moisture, as well as camouflage and reproductive signaling. In plants, waxy coverings provide protection against water loss and pathogens, helping the plant to survive in a wide range of environments.

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Non-equivalent resonance structures are structures that have the same arrangement of atoms but different arrangements of electrons.

Non-equivalent resonance are also known as resonance contributors or resonance forms. In other words, non-equivalent resonance structures have the same skeleton but differ in the placement of the electrons.

For example, consider the molecule NO2. It has two non-equivalent resonance structures:

Structure 1: O=N-O-
Structure 2: O--N=O

Both structures have the same arrangement of atoms (N-O-O), but the electrons are arranged differently. In Structure 1, the double bond is between the N and one of the O atoms, while in Structure 2, the double bond is between the N and the other O atom. These two structures are non-equivalent resonance structures because they have the same skeleton but different arrangements of electrons.

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Answer:

It has protons, neutrons and electrons

It covers 6 elements, from boron to neon. Boron is in group 13, carbon in group 14, nitrogen in group 15, oxygen in group 16, fluorine in group 17 and neon in group 18. Subshell is being filled while moving across these elements is p subshell with maximum number of electrons this subshell can hold to 6 electrons

Different subshells hold a different maximum number of electrons. Any s subshell can hold up to 2 electrons; p subshell up to 6 electrons; d subshell up to 10; and f subshell up to 14.

The atomic number of boron is 5. Here is the electronic configuration:

B₅ = 1s² 2s² 2p¹

The atomic number of carbon is 6. Here is the electronic configuration:

C₆ = 1s² 2s² 2p²

The atomic number of nitrogen is 7. Here is the electronic configuration:

N₇ = 1s² 2s² 2p³

The atomic number of oxygen is 8. Here is the electronic configuration:

O₈ = 1s² 2s² 2p⁴

The atomic number of fluorine is 9. Here is the electronic configuration:

F₉ = 1s² 2s² 2p⁵

The atomic number of neon is 10. Here is the electronic configuration:

Ne₁₀ = 1s² 2s² 2p⁶

It can be seen that each electron configuration is embedded with a 2p subshell with maximum number of electrons this subshell can hold to 6 electrons.

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Explanation:

Phosphorus heptachloride

Answer:

It can be expressed in several ways: molarity (moles of solute per liter of solution); mole fraction, the ratio of the number of moles of solute to the total number of moles of substances present; mass percentage, the ratio of the mass of the solute to the mass of the solution times 100; parts per thousand (ppt), grams ...

Explanation:

It can be expressed in several ways: molarity (moles of solute per liter of solution); mole fraction, the ratio of the number of moles of solute to the total number of moles of substances present; mass percentage, the ratio of the mass of the solute to the mass of the solution times 100; parts per thousand (ppt), grams ...

Answer:

Explanation:

The density of a substance can be found by using the formula

\(density = \frac{mass}{volume} \\\)

volume = final volume of water - initial volume of water

volume = 62 - 52 = 10 mL

From the question we have

\(density = \frac{180}{10} \\ \)

We have the final answer as

Hope this helps you

Answer:1. One is warm, the other cold

2. the cold one is smaller

Explanation: V/T is constant

if temperature decreases, volume decreases and vice versa

According to the concept of thermal energy, the balloon kept in refrigerator  has less volume while that is heated has more volume.

Thermal energy is defined as a type of energy which is contained within a system which is responsible for temperature rise.Heat is a type of thermal energy.It is concerned with the first law of thermodynamics.

Thermal energy arises from friction and drag.It includes the internal energy or enthalpy of a body of matter and radiation.It is related to internal energy and heat .It arises when a substance whose molecules or atoms are vibrating faster.

These vibrating molecules and atoms collide and as a result of which heat is generated in a substance , more the collision of particles , higher is the thermal energy.

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Answer:

All the elements on the periodic table start with a capital letter and only some of them have a second letter that is lower case. So if you see two capital letters together in a ion then you will know that it is a polyatomic.

Answer: All the elements on the periodic table start with a capital letter and only some of them have a second letter that is lower case. So if you see two capital letters together in a ion then you will know that it is a polyatomic.

Explanation:

a. The Lewis structure for nitromethane (CH3NO2) can be drawn as follows:

         H       H

          |       |

    H--C--C--N--O

          |       |

          H       O

Each carbon and nitrogen atom has four valence electrons, hydrogen atoms have one, and oxygen atoms have six. We start by placing all the atoms in their positions, with the carbon atom in the center. Then, we add the valence electrons of each atom to the structure, which gives us a total of 14 valence electrons (4 from carbon, 1 from each hydrogen, 5 from nitrogen, and 4 from oxygen).

We can form single bonds between the carbon atom and each of the three hydrogen atoms, and between the carbon atom and the nitrogen atom. This uses up 4 of the 14 valence electrons. Next, we place two lone pairs of electrons on the nitrogen atom, and a lone pair of electrons on each of the oxygen atoms. This uses up 10 of the 14 valence electrons. We have four valence electrons remaining, which we can place as a lone pair of electrons on the carbon atom.

Our final Lewis structure has no formal charges and all atoms have a complete octet:

         H       H

          |       |

    H--C--C--N--O

          |       |

          H       O

          |

          C

b. The conjugate acid of nitromethane is formed by adding a hydrogen ion (H+) to the nitromethane molecule. The Lewis structure for the conjugate acid of nitromethane (CH3NO2H) can be drawn as follows:

         H       H

          |       |

    H--C--C--N--O

          |       |

          H       O

                 |

                 H

We start with the Lewis structure of nitromethane and add a hydrogen ion to the molecule, which becomes a positively charged hydrogen atom. This hydrogen ion is attached to one of the oxygen atoms, which now has three lone pairs of electrons and a formal charge of -1.

Our final Lewis structure has a formal charge of +1 on the nitrogen atom, and a formal charge of -1 on one of the oxygen atoms:

         H       H

          |       |

    H--C--C--N--O+

          |       |

          H       O-

                 |

                 H

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Balanced trade refers to a situation in which a country's income from exports is equal to its expenditure on imports. This equilibrium in trade is reflected in the country's balance of trade statement, which records the value of exports and imports of goods and services. The net export, representing the difference between total exports and total imports, can be positive or negative.

In economics, a trade deficit occurs when a country's total imports surpass its total exports. Conversely, a trade surplus happens when a country's total exports exceed its total imports. These imbalances in trade are indicators of the economic relationship a country has with other nations.

The trade balance is an important concept in a country's economy and is calculated by subtracting the value of imports from the value of exports. A trade surplus occurs when a country earns more from its exports than it spends on imports, leading to increased export revenue. On the other hand, a trade deficit arises when a country's spending on imports exceeds its income from exports.

It is important to note that balanced trade does not necessarily imply a positive or negative outcome. It simply indicates a state where export earnings match import expenditures. The implications of balanced trade depend on various factors, including the country's economic goals, competitiveness, and overall economic conditions.

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An investigation into an unknown object in space resulted in the following observations: It was discovered to be an asteroid, It revolves around the sun, which is in the third position.

It is a small, rocky substance that rotates around the sun and is found in the asteroid belt, which is located between the orbits of Mars and Jupiter, and its size varies, with some still in fragments and others having a large structure.

Hence, an investigation into an unknown object in space resulted in the following observations: It was discovered to be an asteroid, It revolves around the sun, which is in the third position.

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Answer:

Explanation:

To find the number of moles given it's number of entities we use the formula

\(n = \frac{N}{L} \\\)

where n is the number of moles

N is the number of entities

L is the Avogadro's constant which is

6.02 × 10²³ entities

From the question

N = 2.8 × 10²⁴ atoms of Cl2

So we have

\(n = \frac{2.8 \times {10}^{24} }{6.02 \times {10}^{23} } \\ = 4.65116279069...\)

We have the final answer as

Hope this helps you

The vaporization of bromine will be spontaneous at temperature 298.15 K (25°C).

In order to determine the Kelvin temperature at which the vaporization of bromine, Br₂(l) → Br₂(g), will be spontaneous, we need to consider the change in Gibbs free energy (ΔG) for the process.

If ΔG is negative, the process is spontaneous at that temperature, indicating that the vaporization of bromine will occur without any external intervention. On the other hand, if ΔG is positive, the process is non-spontaneous at that temperature and will not occur without the input of energy.

The equation for ΔG is given by;

ΔG = ΔH - TΔS

where ΔH is the enthalpy change and ΔS is the entropy change for the vaporization process, and T is the temperature in Kelvin.

The values for ΔH and ΔS for the vaporization of bromine at 25°C (298.15 K) are as follows;

ΔH = 31.4 kJ/mol

ΔS = 93.1 J/(mol·K)

Substituting these values into equation ΔG;

ΔG = 31.4 kJ/mol - 298.15 K × (93.1 J/(mol·K)/1000 J/kJ) = 31.4 kJ/mol - 0.0277 kJ/mol

ΔG = 31.4 kJ/mol - 0.0277 kJ/mol = 31.3723 kJ/mol

Since ΔG is negative, the vaporization of bromine will be spontaneous at any temperature above 298.15 K (25°C).

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We would need an additional 636.75 grams of NH4CI to make solution saturated at 80°C.

Maximum amount of a solute that can dissolve in any given amount of solvent at a particular temperature is called as solubility.

According to solubility curve for NH4CI, solubility of NH4CI in water increases with temperature. At 50°C, solubility of NH4CI is approximately 40 g/100 mL, which means that 51 grams of NH4CI would dissolve in 127.5 mL of water (51 g/40 g/100 mL x 1000 mL = 127.5 mL).

To make solution saturated at 80°C, we need to find new solubility of NH4CI at 80°C. According to the solubility curve, solubility of NH4CI in water at 80°C is approximately 90 g/100 ml.

mass of solute = (solubility at 80°C - solubility at 50°C) x volume of solvent

mass of solute = (90 g/100 mL - 40 g/100 mL) x 127.5 mL = 636.75 g

Therefore, we would need an additional 636.75 grams of NH4CI to make the solution saturated at 80°C.

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The frequency of the light with a wavelength of 3.40 x 10^-9 m is 8.82 x 10^16 Hz.

The frequency of light can be calculated using the formula:  frequency = speed of light / wavelength

Given that the wavelength of the light is 3.40 x 10^-9 m and the speed of light is 3.00 x 10^8 m/s, we can plug these values into the formula to find the frequency of the light:

frequency = (3.00 x 10^8 m/s) / (3.40 x 10^-9 m)

frequency = 8.82 x 10^16 Hz

Therefore, the frequency of the light with a wavelength of 3.40 x 10^-9 m is 8.82 x 10^16 Hz.

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Answer:

Calcium

Explanation:

The number of protons is the atomic number of the element. Number 20 on the periodic table is Calcium.

Answer:

This self evaluation helps them to better his sport.

Explanation:

This is the right way to evaluate the performance of John because this sketch shows him the way he perform in the match. Due to this sketch he can better his performance and remove all the mistakes he had done in the match which results in better performance of John in the next match. This self evaluation helps them to better his sport and got new chances in order to select for a better club or national soccer team.

Answer: Everything can dissolve in water because water is considered a universal solvent

Explanation: Liquid water is cooler than solid salt and sugar, allowing them to dissolve easily.

According to the concept of solubility, as water is considered to be a universal solvent salt and sugar both are able to dissolve in water as water is a universal solvent.

Solubility is defined as the ability of a substance which is basically solute to form a solution with another substance. There is an extent to which a substance is soluble in a particular solvent. This is generally measured as the concentration of a solute present in a saturated solution.

The solubility mainly depends on the composition of solute and solvent ,its pH and presence of other dissolved substance. It is also dependent on temperature and pressure which is maintained.Concept of solubility is not valid for chemical reactions which are irreversible. The dependency of solubility on various factors is due to interactions between the particles, molecule or ions.

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The final volume of the gas is approximately 57.242 mL.

To find the final volume of the gas, we can use the equation for work done by a gas at constant pressure:

Work = -PΔV

Where:

Work is the work done by the gas on its surroundings (given as 119.9 J),

P is the pressure of the gas (given as 783 torr), and

ΔV is the change in volume.

Since the pressure is constant, we can rearrange the equation to solve for ΔV:

ΔV = -Work / P

Plugging in the values:

ΔV = -119.9 J / (783 torr)

We need to convert the pressure from torr to atm to maintain consistent units:

ΔV = -119.9 J / (783 torr * (1 atm / 760 torr))

ΔV = -0.158 L

The negative sign indicates that work is done on the gas, causing it to expand. To find the final volume, we add the change in volume to the initial volume:

Final Volume = Initial Volume + ΔV

Final Volume = 57.4 mL + (-0.158 L)

Final Volume = 57.4 mL - 0.158 mL

Final Volume = 57.242 mL

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Explanation:

The reaction is given as;

SO2(g) ⇄ S(s) + O2(g) ΔH° = 297 kJ

This reaction is an endothermic reaction because of the positive value of the  ΔH°. Increasing the temperature for an equilibrium reaction with froward reaction being endothermic leads to increase in equilibrium constant (K).

Regarding equilibrium concentration;

In an equilibrium reaction, any change to the system is annuled. If there is an increase in temperature, in order to annul that, the forward reaction is favoured leading to increase in concentration of of the products and decrease in reactants.

When the absorbance of the unknown sample is not in the range of standards used to make a standard curve, there are two possible solutions to determine the concentration. The two potential solutions are extrapolation and dilution.

1. Extrapolation: Extrapolation is a mathematical method that can be used to predict the concentration of an unknown sample that falls outside of the range of a standard curve. It involves extending the line of best fit of the standard curve to include the absorbance value of the unknown sample, and then reading the corresponding concentration value from the curve. However, this method is less reliable and accurate because it assumes that the relationship between absorbance and concentration is linear throughout the range of measurement.

2. Dilution: Dilution is another method that can be used to determine the concentration of an unknown sample that falls outside of the range of standards used to make a standard curve. This involves diluting the unknown sample with a known concentration of the same analyte, and then measuring the absorbance of the diluted solution. By using the dilution factor and the concentration of the known solution, the concentration of the unknown sample can be calculated. However, this method may not be applicable if the unknown sample is too dilute or if the matrix of the unknown sample interferes with the measurement.

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Answer:

20.02 grams of chalk.

Explanation:

Answer:

[He]2s^2: Be

[Ne]3s^23p^5: Cl (thats an L, not an i)

[Xe]6s^1: Cs

[Ar]4s^23d^9: Cu

SO IN ORDER IF YOU DONT WANNA READ ALL THAT

Be

CL

Cs

Cu

Explanation: Edge :)

Answer:1 Be 2 CL 3 Cs 4 Cu

Explanation:

Explanation:

The steps given in the question are incorrect.

Step 1 should be convert atoms to moles (n). Step 2 should be convert moles (n) to mass (m).

Step 1

Use dimensional analysis to convert the number of atoms to moles.

1 mole atoms = 6.022 × 10²³ atoms

n(Ag) = 2.3 × 10²⁴ Ag atoms × (1 mol Ag/6.022 × 10²³ Ag atoms) = 3.8193 mol Ag

Step 2

Convert the moles of Ag to mass.

mass (m) = moles (n) × molar mass (M)

n(Ag) = 3.8193 mol Ag

M(Ag) = atomic weight on the periodic table in g/mol = 107.868 g Ag/mol Ag

m(Ag) = 3.8193 mol × 107.868 g/mol = 412 g Ag = 410 g Ag rounded to two significant figures

The mass of 2.3 × 10²⁴ Ag atoms is approximately 410 g.

Answer:

\(\boxed {\boxed {\sf 3.8 \ moles \ of \ sulfur}}\)

Explanation:

We are asked to convert a number of atoms to moles.

We can convert atoms to moles using Avogadro's Number, which is 6.022 × 10²³. This is the number of particles (atoms, molecules, formula units, etc.) in 1 mole of a substance. In this problem, the particles are atoms of sulfur. There are 6.022 ×10²³ atoms of sulfur in 1 mole of sulfur.

We use dimensional analysis to convert atoms to moles. This involves setting up ratios. Use Avogadro's Number and the underlined information to make a ratio.

\(\frac {6.022 \times 10^{23} \ atoms \ S}{1 \ mol \ S}\)

We are converting 2.3 ×10²⁴ atoms of sulfur to moles, so we multiply by this value.

\(2.3 \times 10^{24} \ atoms \ S *\frac {6.022 \times 10^{23} \ atoms \ S}{1 \ mol \ S}\)

Flip the ratio. It is equivalent, but it allows the units of atoms of sulfur to cancel.

\(2.3 \times 10^{24} \ atoms \ S *\frac {1 \ mol \ S}{6.022 \times 10^{23} \ atoms \ S}\)

\(2.3 \times 10^{24} *\frac {1 \ mol \ S}{6.022 \times 10^{23} }\)

\(\frac {2.3 \times 10^{24} }{6.022 \times 10^{23} } \ mol \ S\)

\(3.819329127 \ mol \ S\)

The original measurement of atoms (2.3 ×10²⁴) has 2 significant figures, so our answer must have the same. For the number we calculated that is the tenths place. The 1 in the hundredths place to the right (3.819329127) tells us to leave the 8 in the tenths place (3.819329127).

\(3.8 \ mol \ S\)

2.3 ×10²⁴ atoms of sulfur is equal to approximately 3.8 moles of sulfur.

Answer:

Explanation:

The mass of the object can be found by using the formula

\(m = \frac{f}{a} \\ \)

where

a is the acceleration

f is the force

From the question we have

\(m = \frac{20}{10} \\ \)

We have the final answer as

Hope this helps you

Answer:

because its getting converted into another form of energy, as the puck is falling its increasing its velocity at a rate which decreases its potential energy and increases its frictional energy which then converts to kinetic energy as it hits an object or the floor.

Explanation:

Answer: The final volume in the balloon is \(68.818cm^3\)    

Explanation:

Charles' Law states that volume is directly proportional to the temperature of the gas at constant pressure and number of moles of gas.

Mathematically,

\(\text{Volume}\propto \text{Temperature}\)

Or,

\(\frac{V_1}{T_1}=\frac{V_2}{T_2}\)   (At constant pressure and number of moles)

\(V_1\) = initial volume = 52000 L

\(V_2\) = final volume = ?

\(T_1\) = initial temperature = \(500^0C=(500+273)K=773 K\)

\(T_2\) =  final temperature = \(750^0C=(750+273)K=1023 K\)

\(\frac{52000}{773}=\frac{V_2}{1023}\)

\(V_2=68818L=68.818ml=68.818cm^3\)       \((1L=1000ml=1000cm^3)\)

Thus final volume in the balloon is \(68.818cm^3\)