A 775 ml sample of nitrogen gas is cooled from 67#"^@#C to 42#"^@#C. What is the new volume if the pressure remains the same?

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Answer 1 · 2017-04-03T10:19:07

The new volume is #=718mL#

#V_1/T_1=V_2/T_2#

Volume, #V_1=0.775L#

Temperature, #T_1=67+273=340K#

Temperature, #T_2=42+273=315K#

So,

#V_2=T_2/T_1*V_1#

#=315/340*0.775=0.718L#