ch104HW20 - How many moles of gas would be present in a gas...

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Name:_______________ CH 104 Homework #20 Reading: chapter 5 Suggested extra problems: 23 - 50 How much slower will uranium (VI) fluoride gas travel, than neon gas? What is the molecular mass of a gas which diffuses 1/5 as fast as hydrogen? If you added 8 grams of hydrogen gas to a 5 liter container that was at room temperature, 25 ° C, what would the pressure in the container? Write the combined gas law in equation form. Solve the combined gas law for T 2 . 19.1 L of He gas is collected at 681.3 mmHg and 18.5 °C. What would be the volume of this gas at standard conditions?
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Unformatted text preview: How many moles of gas would be present in a gas trapped within a 100.0 mL vessel at 25.0 C at a pressure of 2.50 atmospheres? At STP 3.00 liters of an unknown gas has a mass of 9.50 grams. Calculate its molar mass. A 30.6 g sample of gas occupies 11.2 L at STP. What is the molecular mass of this gas? Name:_______________ CH 104 Homework #20 What is the pressure exerted by 58.34 grams of argon gas contained in a steel box measuring 3ft x 2ft by 4ft at a temperature of 70 degrees Fahrenheit? Define volatile, in terms of a substance not a person....
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ch104HW20 - How many moles of gas would be present in a gas...

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