What will be the new volume when 128 mL of gas at 20.0°C is heated to 40°C while pressure remains unchanged?

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64.0 mL

120 mL

128 mL

137 mL

answer is D.

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Detailed Solution

By Charles' law, V2V1=T2T1 V2=V1T2T1=128×313293=137mL

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