1.)Find the volume of a gas at STP when 2.00liters is collected at 745.0mmHg and 25.0°C. 2.)A 2.5L of nitrogen gas exerts a pressure of 760mmHg at 437k.What temperature is needed to reduce the volume to 1.75L at 1140 torr?

Question

1.)Find the volume of a gas at STP when 2.00liters is collected at 745.0mmHg and 25.0°C. 2.)A 2.5L of nitrogen gas exerts a pressure of 760mmHg at 437k.What temperature is needed to reduce the volume to 1.75L at 1140 torr?​

seriozakathleen · Answer

1. Given: P1= 745mmHgP2= STP> 760mmHgV1=2L T1= 25c> 298KT2= 273kFormula: P1V1T2=P2V2T1Solve::(745mmHg)(2L)(273K)=(760mmHg)(298K)(V2):406mmHgLK=V2 226,480mmHgK 226,480mmHgK 226,480mmHgK(divide and cancel mmHg, Kelvin)Answer: V2=1.80L2. Given:P1=760mmHgP2= 1140Torr ( 1 Torr=1 mmHg)V1= 2.5LV2= 1.75LT1=473KT2=Formula: P1V1T2=P2V2T1Solve::(760mmHg)(2.5L)(473K)=(1140 Torr)(1.75L)(T2):898,700mmHgLK=T2 1,900TorrL 1,900TorrL 1,900TorrL(divide and cancel mmHg/Torr, L)Answer: T2=496K

Answered by seriozakathleen | 2025-03-09

1.)Find the volume of a gas at STP when 2.00liters is collected at 745.0mmHg and 25.0°C. 2.)A 2.5L of nitrogen gas exerts a pressure of 760mmHg at 437k.What temperature is needed to reduce the volume to 1.75L at 1140 torr?​

Answer (1)

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1.)Find the volume of a gas at STP when 2.00liters is collected at 745.0mmHg and 25.0°C. 2.)A 2.5L of nitrogen gas exerts a pressure of 760mmHg at 437k.What temperature is needed to reduce the volume to 1.75L at 1140 torr?

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[Sagot para sa’yo] weather is a result of the atmospheric conditions of earth over a short period of time true or false?