Use correct number of significant figures. 1. A gas at constant temperature with a volume of 895.0mls and pressure of 750.0 torr has the pressure increased to 850.0 torr. What is its new volume in Liters? 2. At what temperature in °C does 0.505 moles of gas occupy a volume of 8.15 Liters at a pressure of 0.750 atm? 3. a) How many moles of Cl2 gas occupy a volume of 695 mL at 6.40 atm and 337 Kelvin? b. How many grams of Cl2 gas are present? 4. A gas at constant pressure occupies a volume of 200.0 mL at 27.0°C . At what temperature in °C would the volume be 280.0mL ?

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Chapter1: Chemical Foundations
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Use correct number of significant figures.
1. A gas at constant temperature with a volume of 895.0mls and pressure of 750.0 torr has the pressure
increased to 850.0 torr. What is its new
volume in Liters?
2. At what temperature in °C does 0.505 moles of gas occupy a volume of 8.15 Liters at a pressure of
0.750 atm?
3. a) How many moles of Cl2 gas occupy a volume of 695 mL at 6.40 atm and 337
Kelvin?
b. How many grams of Cl2 gas are present?
4. A gas at constant pressure occupies a volume of 200.0 mL at 27.0°C . At what temperature
in °C would the volume be 280.0mL ?
Transcribed Image Text:Use correct number of significant figures. 1. A gas at constant temperature with a volume of 895.0mls and pressure of 750.0 torr has the pressure increased to 850.0 torr. What is its new volume in Liters? 2. At what temperature in °C does 0.505 moles of gas occupy a volume of 8.15 Liters at a pressure of 0.750 atm? 3. a) How many moles of Cl2 gas occupy a volume of 695 mL at 6.40 atm and 337 Kelvin? b. How many grams of Cl2 gas are present? 4. A gas at constant pressure occupies a volume of 200.0 mL at 27.0°C . At what temperature in °C would the volume be 280.0mL ?
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