1. A gas occupies a volume of 31.0 L at 18.0°C. If the gas temperature rises to 36.0 C atconstant pressure, (a) would you expect the volume to double to 62.0 L? Explain. Calculatethe new volume (b) at 36.0°C, (c) at 400. K, and (d) at 0"C.2. A 256 ml sample of a gas exerts a pressure of 2.75 atm at 16.0°C. What volume would itOCcupy at 1.00 atm and 100.C?|3. Calculate the molecular weight (mass) of a gaseous element if 0.480 g of the gasOccupies 367 ml at 365 torr and 45°C. Suggest the identity of the element.4. Analysis of a volatile liquid shows that it contains 37.23% carbon, 7.81% hydrogen, and54.96% chlorine by mass. At 150.°C and 1.00 atm, 500. mL of the vapor has a mass of0.922 g. (a) What is the molecular weight (mass) of the compound? (b) What is itsmolecular formula?5. A 4.00-L flask containing He at 6.00 atm is connected to a 2.00-L flask containing Na at 3.00atm and the gases are allowed to mix. (a) Find the partial pressures of each gas after theyare allowed to mix. (b) Find the total pressure of the mixture. (c) What is the mole fractionof helium?

The ideal gas equation is - PV = nRT = wRT/MM Where - P = pressure V = volume n = number of…

1. A gas occupies a volume of 31.0 L at 18.0"C. If the gas temperature rises to 36.0°C at constant pressure, (a) would you expect the volume to double to 62.0L? Explain. Calculate the new volume (b) at 36.O°C, (c) at 400. K, and (d) at 0°C. 2. A 256 ml sample of a gas exerts a pressure of 2.75 atm at 16.0°C. What volume would it OCcupy at 1.00 atm and 100."C? 3. Calculate the molecular weight (mass) of a gaseous element if 0.480 g of the gas OCcupies 367 mL at 365 torr and 45°C. Suggest the identity of the element.

1. A gas occupies a volume of 31.0 L at 18.0"C. If the gas temperature rises to 36.0°C at constant pressure, (a) would you expect the volume to double to 62.0L? Explain. Calculate the new volume (b) at 36.O°C, (c) at 400. K, and (d) at 0°C. 2. A 256 ml sample of a gas exerts a pressure of 2.75 atm at 16.0°C. What volume would it OCcupy at 1.00 atm and 100."C? 3. Calculate the molecular weight (mass) of a gaseous element if 0.480 g of the gas OCcupies 367 mL at 365 torr and 45°C. Suggest the identity of the element.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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