[SOLVED] Chem 2045 Ch 8 HW

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[SOLVED] Chem 2045 Ch 8 HW
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There are a total of 24 questions required – 14 shown here and the rest in the back of the book (link at the bottom). Please solve and SHOW ALL WORK.

Thank you. Please contact me ASAP if you have any questions.

Convert 6.159 kPa to mm Hg

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Flag this QuestionQuestion 22 pts

What volume of methane gas, CH4, has the same number of molecules as 10.00 L of helium gas at the same temperature and pressure?

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Flag this QuestionQuestion 31 pts

Which of the following will happen if the temperature of a gas is decreased from 40°C to 20°C at constant pressure?

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Flag this QuestionQuestion 41 pts

A sample of a gas at 0.750 atm and 100oC occupies 25.0 L. At what pressure (atm) the gas will occupy 10.0 L at the same temperature?

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Flag this QuestionQuestion 51 pts

What would be the volume (L) of a gas sample at 276oK and 0.979 atm, if it occupies 18.3 L at 328oK and 0.979 atm?

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Flag this QuestionQuestion 61.5 pts

The volume of a sample of gas is 950 mL at STP. What volume (L) will the sample occupy at 110oC and 1520 torr?

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Flag this QuestionQuestion 72 pts

The pressure of argon in an incandescent light bulb is 0.55 atm at 82oC. If a 100-watt bulb has a volume of 105 cm3, how many grams of argon is in the bulb?

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Flag this QuestionQuestion 82 pts

A 333 g sample of neon is placed into a 3.33 L cylinder, and the cylinder is heated until the gas pressure is 333 atm. What is the gas temperature in oC?

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Flag this QuestionQuestion 91 pts

How many molecules of nitrogen exist in a 250 mL container at 1.5 x 10-3 torr and 1500oC?

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Flag this QuestionQuestion 101.5 pts

What is the density (g/L) of methane (CH4) at 255 torr and 100oC?

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Flag this QuestionQuestion 112 pts

For which compound would a 0.200 g sample occupy 213 cm3 at 50oC and 0.825 atm?

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Flag this QuestionQuestion 121 pts

According to the kinetic molecular theory, which of the following is not true?

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Flag this QuestionQuestion 132 pts

What volume (L) of hydrogen at 27oC and 0.951 atm may be prepared by the reaction of11 g of gallium with an excess of hydrochloric acid?
2 Ga(s) + 6 HCl(aq) 2 GaCl3(aq) + 3 H2(g)

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Flag this QuestionQuestion 141 pts

A hydrogen gas effuses at a rate of 6.24 mL/s. Calculate the effusion rate in mL/s of carbon dioxide in the same effusion apparatus.

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*******************PLEASE DON’T FORGET BELOW*****************************

Click this link to access the book and answer the question numbers below:


Solve the following AFTER-THE-CHAPTER exercises listed below. Show your work where necessary. You do not need to rewrite the questions.

Chapter 8: questions # 15; 25; 32; 45; 52; 59; 66;67;86;94

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