A gas sample has a volume of 4500 mL at 15?C and 770 mmHg . Part A What is the f

Question

A gas sample has a volume of 4500 mL at 15?C and 770 mmHg .

Part A

What is the final temperature, in degrees Celsius, after the sample is transferred to a different container with a volume of 2.60 L and a pressure of 1.40 atm , when n remains constant?

Express your answer with the appropriate units.

degC

A gas sample has a volume of 4500 mL at 15?C and 770 mmHg .

Part A

What is the final temperature, in degrees Celsius, after the sample is transferred to a different container with a volume of 2.60 L and a pressure of 1.40 atm , when n remains constant?

Express your answer with the appropriate units.

degC

Explanation / Answer

Given:
Ti = 15.0 oC
= (15.0+273) K
= 288 K
Pi = 770.0 mm Hg
= (770.0/760) atm
= 1.0132 atm
Pf = 1.4 atm

use:
Pi/Ti = Pf/Tf
1.0132 atm / 288.0 K = 1.4 atm / Tf
Tf = 398 K
Tf = (398-273) oC
Tf = 125 oC
Answer: 125 oC

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