QUESTION 1 Match the following elements with their relevant groups. YK ✓Ca > > > > > > > > CI 2 Fe ✓Xe Si Br Zn Ra A Halogens B. Alkali metals C. Noble gases D. Alkaline earth metals E. Transition metals F. Metalloids

Q: Volumetric analysis depend on which factor?

A: Volumetric analysis is a quantitative chemical analysis used to determine the amount of substance…

Q: Thank you.

A: One standard atmosphere pressure is equal to 760 torrs. Torrs is equal in the unit to the mmHg.…

Q: A mixture of gas contains both neon and helium. The average velocity of the helium atoms in the…

A: Remember the formula of average velocity of a n ideal gas, and since both the gases mixture are in…

Q: What is the name for the path a projectile takes? hyperbolic path trajectory centripetal linear path

A: Projectile is path traveled by an object  when it is thrown  with some angle from ground.

Q: 4) Find the [H3O*] of a 0.100 M HCN solution. Ka for HCN is 4.9 x 10-10

A: Record the given data,   c = 0.100 M Ka = 4.9 x 10-10

Q: Describe gasfication

A: GASIFICATION:

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A:

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A: (1) Given - diameter of cylinder = 23.0 cm  Height of cylinder = 140 cm  Pressure = 108 kPa = 1.066…

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A: Ideal gas equation is: PV = nRT Here, P is the pressure of the gas. V is the volume of the gas. n is…

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A:

Q: please help me, double and triple check your answers, previous tutors got it wrong so check it.

A: Calculation for moles of Ne: Calculation for moles of Kr: Calculation for moles of Ar:

Q: Five samples of krypton gas are described in the table below. Rank the samples in order of…

A: We know average kinetic energy, K.E.=3/2kT.  Thus average kinetic energy depends only on temperature…

Q: 5. Density and Pressure increase as depth increases True False

A: Density of a substance is its mass per unit volume.

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A: Given it is standard temperature and pressure V = 5L  STP means T = 273.15K                     P =…

Q: measure of the average speed of the particles in the gas.   a. heat   b. composition   c.…

A: Option C is the correct answer

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A:

Q: First Statement: The atmosphere is composed mostly of helium and oxygen, with traces of other gases…

A: Correct Answer is Option C

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A: Whenever the particles gain energy, they start to move. The energy possessed by the moving particles…

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A: Ideal gases are hypothetical gases which do have real existence. A gas can behave ideally at low…

Q: Five samples of krypton gas are described in the table below. Rank the samples in order of…

A:

Q: Hi are the gases for acid rain also responsible for global warming

A: The gases for acid rain are not much responsible for global warming. Gases such as sulfur dioxide…

Q: Classify each of the following as being characteristic of effusion or diffusion. A. The mixing of…

A: The process of escaping the gas molecule through a very small hole is known as effsion. During…

Q: What is the percent by weight (w/w%) of sugar in soda? Assume the average mass of sugar in soda is…

A: w/w % =( mass of solute(g)/mass of solution(g))*100

Q: Five samples of krypton gas are described in the table below. Rank the samples in order of…

A:

Q: In the box below draw what you think gaseous He would look like (use a circle to represent each He…

A: Given:- 20 He atom.

Q: Give a brief discussion and trivia for Gases and Gas Laws. Give at least 30 sentences. And also give…

A: The gas laws are a set of rules that control how gases behave by establishing links between the…

Q: Amadeus Avogadro was the first to state that equal volumes of all gases at the same temperature and…

A: Interpretation: We have to tell that how given statement is evolved from mole theory of chemistry.

Q: What is the volume in liters of 13.30 moles of CO, at standard temperature and pressure (STP)?

A:

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Q: Is other serious pollutant in smog carbon monoxide.

A:

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A: ANSWER IS DISCUSSED BELOW :

Q: If only one of the boxes would float in water, which one would it be? ::

A: The two boxes given are, Given: only one of the two boxes float in water.

Q: please help me, double and triple check your answers, previous tutors got it wrong so check it.

A: Mole ratio is defined as ratio of moles of any two compounds in a mixture of compounds.  In the…

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A:

Q: 4.From experimental procedure, Part I. Explain how a water -filled graduated cylinder is inverted in…

A: It is lab apparatus that is used to measure a liquid more accurately. The graduated cylinder is also…

Q: If Krypton and Argon are released in a container, Argon will spread the fastest. T True False

A:

Q: a mixture of has contains both neon and helium, the average velocity of the helium atoms in the…

A: Given: Mixture of gases neon and helium. And average velocity of helium atoms = 926.3 m/s.

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A:

Q: part A) A 5.00 L volume of methane gas is cooled from 334 K to 149 K. If the pressure remains…

A: The answer to the following questions are given as:

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A: Ideal gases are those gases which obey ideal gas equation. The gases that do not obey ideal gas…

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A:

Q: e number of I of hydrogen gas

A:

Q: A student calculated the number of moles of carbon dioxide present in a 100.0 g sample of a gaseous…

A: Mass of sample = 100 g Number of mole of carbon dioxide present in sample = 0.30 mol

Q: The stopcock connecting a l.13 L bulb containing xenon gas at a pressure of 5.08 atm, and a 4.71 L…

A: Volume of Xenon gas = V1 = 1.13 L  Pressure of Xenon gas = P1 = 5.08 atm Volume of Krypton gas = V2…