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Answer:phone

Explanation:phone

Answer:

do something you love to do, or watch your favorite TV show or series :)

The perimeter of the square with sides equal to the equilateral triangle is 44 inches.

To solve this problem, let's first find the length of each side of the equilateral triangle. Since an equilateral triangle has all sides of equal length, we can divide the perimeter by 3:

33 inches ÷ 3 = 11 inches

Now, we know that each side of the equilateral triangle measures 11 inches. To find the perimeter of a square with sides of the same length, we need to multiply the length of one side by 4 (since a square has four equal sides):

11 inches × 4 = 44 inches

Therefore, the perimeter of the square whose sides are the same length as the equilateral triangle is 44 inches.

In summary, the perimeters are as follows:

Equilateral triangle: 33 inches

Square: 44 inches

The square's perimeter is larger than that of the equilateral triangle, as expected, since a square has more sides compared to a triangle.

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1.2 L of hydrogen can be produced at a pressure of 2 atm and a temperature of 298 K.

The ideal gas law (PV = nRT) relates the macroscopic properties of ideal gases. An ideal gas is a gas in which the particles (a) do not attract or repel one another and (b) take up no space (have no volume).

Step 1: Write the balanced equation

Mg + 2 HCl ⇒ MgCl₂ + H₂

Step 2: Calculate the moles corresponding to 2.3 g of Mg

The molar mass of Mg is 24.31 g/mol.

2.3 g × 1 mol ÷24.31 g = 0.095 mol

Step 3: Calculate the moles of H₂ produced

0.095 mol Mg × 1 mol H₂ ÷ 1 mol Mg = 0.095 mol H₂

Step 4: Calculate the volume occupied by the hydrogen

We will use the ideal gas equation.

P × V = n × R × T

V = n × R × T÷P

V = 0.095 mol × (0.0821 atm.L/mol.K) × 298 K÷2 atm

V =  1.2 L

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The way a chemical reaction between baking soda and citric acid can produce new water molecules is that they can react together to produce new compounds, including water.

When baking soda and citric acid are mixed together in water, they undergo a chemical reaction known as a neutralization reaction. In this type of reaction, an acid (citric acid) reacts with a base (baking soda) to form a salt (sodium citrate) and water.

In the case of baking soda and citric acid, the reaction is exothermic, meaning that it releases heat. This heat can cause the water molecules to move faster, leading to the formation of bubbles of carbon dioxide gas, which is the fizzing you observe when baking soda and citric acid are mixed together.

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Answer:

Explanation:

As organisms release energy during cellular respiration, carbon dioxide is produced from the carbon in energy storage molecules. ... Carbon dioxide in the biodome decreased because decomposers decreased which means there was a decrease in cellular respiration overall.

Answer:

I searched it up and screenshot it

Explanation:

I searched it up : )

Carbonated beverages contain dissolved carbon dioxide gas. Low temperatures are best to minimize the solubility. option C is correct.

Drinks that have carbon dioxide dissolved in the water are referred as carbonated beverages. The presence of this gas causes the liquid to froth.

Carbonation takes place by applying pressure. Spring water, beer and soda, and pop are a few examples of carbonated beverages. When carbon dioxide  is absorbed in a liquid, for example spring water, it absorbs Carbon dioxide from the subsurface. It can also happen naturally. Beer is  example of a naturally carbonated beverage as the brewing process produces carbon dioxide soda .

Thus option C is correct.

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Answer:

Explanation:

All the stars we see in the night sky are in our own Milky Way Galaxy. Our galaxy is called the Milky Way because it appears as a milky band of light in the sky when you see it in a really dark area.

Answer: it is

Explanation: A galaxy is a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction, plus there are 100 billion planet in it.

The equation that represents a single replacement reaction given the various options is 2Al(s) + 6HCl -> 2AlCl₃(aq) + 3H₂O(g) (option 2)

A single replacement reaction, also known as single displacement reaction is a reaction in which elements higher in the electro-chemical series displace or replace elements lower in the electro-chemical series displace from a solution.

The following example illustrates single replacement reaction:

A + BC -> AC + B

From the above reaction, we can see that A has replace/displace B to from AC.

With the above information, we can determine the equation that represents single replacement reaction. Details below:

Equation from the questions:

From the above, we can see that only 2Al(s) + 6HCl -> 2AlCl₃(aq) + 3H₂O(g) conform to single replacement reaction.

Thus, the correct answer to the question is: 2Al(s) + 6HCl -> 2AlCl₃(aq) + 3H₂O(g) (option 2)

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1) Chemical formula

2) Mg Lewis structure

3) O2 Lewis structure

4) MgO Lewis structure

5) Chemical formula written as Lewis dot structure

.

The main purpose of creating serial dilutions of a stock solution is to obtain a series of solutions with different concentrations that are suitable for various analytical applications.

Serial dilutions involve the stepwise dilution of a concentrated stock solution with a solvent, such as distilled water or buffer solution. The result is a series of solutions with decreasing concentrations, which are typically prepared in a logarithmic fashion, such as 1:10 or 1:100 dilution factors.

Serial dilutions are useful in a variety of applications, such as in microbiology for counting bacteria or in biochemistry for enzyme kinetics. In microbiology, serial dilutions are used to dilute bacterial or fungal cultures to obtain a known concentration of cells that can be counted using a microscope or plate count method.

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An adjustable-volume micropipette with a range of 0.5-10 μL would be the most accurate for dispensing 125 μL of solution.

What is the micropipette ?

A micropipette is a precision instrument used to accurately measure and transfer very small volumes of liquid, typically between 0.5 µL and 10 mL. It is commonly used in laboratories to prepare samples for chemical analysis and in medical applications to dispense precise amounts of medication. The micropipette is composed of a plunger, a tip, and a cylinder. The plunger is used to draw liquid into the tip, and the cylinder is used to release the liquid. The micropipette is usually operated using a thumbwheel or a push button that controls the plunger. The tip of the micropipette is designed to fit a range of different sized microtubes, allowing for accurate and repeatable transfer of liquids. The micropipette can be calibrated for accuracy, making it an invaluable tool for laboratories that need precise measurements of liquids.

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To solve this we must be knowing each and every concept related to mole and  and its calculations. Therefore, 388.15g  is the mass of 3.5 moles of CaCl\(_2\).

A mole is merely a measuring unit. In reality, it is one of International System of Units' seven foundation units (SI). When basically determines are insufficient, new units are created.

Chemical reactions frequently occur at levels that use grams would be inappropriate, but using actual figures of atoms/molecules/ions would also be misleading.

It's much easier to write' mole' than '6.02x10²³' whenever you wish to refer to a huge number of things. That is essentially why and how this particular component was created.

mole =given mass ÷ molar mass

moles of CaCl\(_2\) = 3.5 moles

Molar mass of CaCl\(_2\) =110.9g/mol

mass of  CaCl\(_2\) =3.5 moles × 110.9g/mol

                        =388.15g

Therefore, 388.15g  is the mass of 3.5 moles of CaCl\(_2\).

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\(\huge\bold{\purple{\bold{⚡a.⚡}}} \)

\(\huge\bold{\red{\bold{⚡c.⚡}}} \)

Both of the above are correct- because :

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C2H4(g) + 2O2(g) → 2CO(g) + 2H2O(g)       ∆H1 = −758 kJ mol−1       ....1)

2C(s) + 2H2(g) → C2H4(g)                           ∆H2 = +52 kJ mol−1        ....2)

H2(g) + O2(g) → H2O(g)                               ∆H3 = −242 kJ mol−1     ....3)

Now, enthalpy of formation of carbon monoxide is given by :

∆H = ∆H1 + ∆H2 - ∆H3

∆H = ( -758 + 52 - ( -242 ) ) kJ mol−1  

∆H = −464 kJ mol−1

Therefore, the enthalpy of formation of carbon monoxide is -464 kJ mol−1.

Hence, this is the required solution.

Answer: all mass takes up space. everything has mass. Theres a unit of mass called a slug thats not the bug!

Explanation:

Answer:

The amount of moles of NaOH is 0.0495

Explanation:

Molarity is a measure of concentration that is defined as the number of moles of solute that are dissolved in a given volume.

In symbolic form molarity  is presented as:

\(Molarity=\frac{number of moles of solute}{volume}\)

Molarity is expressed in units \(\frac{moles}{liter}\).

In this case:

Replacing in the definition of molarity:

\(0.33 M=\frac{number of moles of solute}{0.75 L}\)

number of moles of solute= 0.33 M* 0.75 L

number of moles of solute= 0.0495 moles

The amount of moles of NaOH is 0.0495

Answer:

0.248 moles of NaOH

Explanation:

Concept of Molarity is mol/L

[x] = 1 M

1 mol of x contained in 1 L of solution. We write molar concentrations between []

M = mol/L then M . L = mol

Our solution is NaOH

0.33 M . 0.75L = mol

This solution contains 0.248 moles of NaOH

When performing calculation relating to electrolysis, no of moles  of electron can be derived from The stoichiometry of the reaction.

Option B is correct.

Because that is the only way, no moles of electron can be derived from the reaction stoichiometry when calculating electrolysis. How can we tell? number of electrons released or captured in the electrolysis reaction is correct .

The process of separating hydrogen and oxygen from water through the use of electricity is called electrolysis. This response happens in a unit called an electrolyzer. Electrolysis is a chemical change that happens naturally. The process of breaking down a compound using electrical energy is what the term "electrolysis" means, which is also apt. Chemical reactions are altered by electrical energy.

Incomplete question :

When performing calculations relating to electrolysis, the number of moles of electrons can be derived from: Select the correct answer below: A. the atomic mass of an electron

B.  the stoichiometry of the reaction

C. the standard cell potential

D. none of the above

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Answer:

Hope it helps:)

Explanation:

Wavelength can be defined as the distance between two successive crests or troughs of a wave. It is measured in the direction of the wave. This means the longer the wavelength, lower the frequency. ...

To find the wavelength of a wave;

The wavelength is calculated from the wave speed and frequency by λ = wave speed/frequency, or λ = v / f.

Answer:

way too many valence electrons

Explanation:

By putting a double bond on F, you give it 10 valence electrons which breaks the octet rule

In a solution of magnesium ions and sulfate ions, if the reaction quotient is less than the solubility product, all ions remain solvated.

When the reaction quotient (Q) is less than the solubility product (Ksp), it indicates that the concentrations of the dissolved ions in the solution are below the equilibrium concentrations. In this case, the solution is not saturated and there is no excess of ions to form a precipitate. Instead, the ions continue to stay in their solvated state, meaning they are surrounded by water molecules and are dispersed evenly throughout the solution. Therefore, in the given scenario, when the reaction quotient is less than the solubility product, there is no precipitation or formation of an emulsion. All ions remain solvated in the solution.

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Answer:

option 2

Explanation:

Answer:

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Explanation:

How does the water help a fossil form?

The answer is 1

Answer:

Physicians do not have to treat every ill patient. However they must uphold their ethics (eg. do no harm, confidentiatlity, etc.).

Explanation:

Primary source:

Hippocratic Oath (translation since it's originally in Greek)

I swear by Apollo the physician, and Asclepius, and Hygieia and Panacea and all the gods and goddesses as my witnesses, that, according to my ability and judgement, I will keep this Oath and this contract:

To hold him who taught me this art equally dear to me as my parents, to be a partner in life with him, and to fulfill his needs when required; to look upon his offspring as equals to my own siblings, and to teach them this art, if they shall wish to learn it, without fee or contract; and that by the set rules, lectures, and every other mode of instruction, I will impart a knowledge of the art to my own sons, and those of my teachers, and to students bound by this contract and having sworn this Oath to the law of medicine, but to no others.

I will use those dietary regimens which will benefit my patients according to my greatest ability and judgement, and I will do no harm or injustice to them.

I will not give a lethal drug to anyone if I am asked, nor will I advise such a plan; and similarly I will not give a woman a pessary to cause an abortion.

In purity and according to divine law will I carry out my life and my art.

I will not use the knife, even upon those suffering from stones, but I will leave this to those who are trained in this craft.

Into whatever homes I go, I will enter them for the benefit of the sick, avoiding any voluntary act of impropriety or corruption, including the seduction of women or men, whether they are free men or slaves.

Whatever I see or hear in the lives of my patients, whether in connection with my professional practice or not, which ought not to be spoken of outside, I will keep secret, as considering all such things to be private.

So long as I maintain this Oath faithfully and without corruption, may it be granted to me to partake of life fully and the practice of my art, gaining the respect of all men for all time. However, should I transgress this Oath and violate it, may the opposite be my fate.

The safe house of lean might influence a product owner to provide better customer service.

The safe house of lean is designed to provide ultimate value to the customer one the shortest possible time.

Employing the safe house of lean might influence the product owner in the following two ways:

Therefore, the safe house of lean might influence a product owner to provide better customer service.

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Answer:

ITS A. (Give me brainliest!!)

When a glass or a watermelon is moved, the volume stays the same as they are in a fixed shape and the volume of a solid state. Option A correct.

A solid-state is a state of matter in which the molecules of matter are closely packed with each other with the maximum molecular force of attraction for a fixed shape.

Glass and watermelon are fixed in shape as they are made before and volume is also fixed and the molecules are fixed in definite shape and the volume cannot be changed.

Therefore, Option A correct. When a glass or a watermelon is moved, the volume stays the same as they are in a fixed shape and the volume of a solid state.

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