How hot must the air in a balloon be heated if initially it has a volume of 710.

Question

How hot must the air in a balloon be heated if initially it has a volume of 710.L at 20 C and the final volume must be 1,070.L? The balloon is sealed so that the pressure and number of air particles are constant.

Question 3 (or 12) oints 1 out of 3 attenpts Check my work How hot must the air in a balloon be heated if initially it has a volume of 710. L, at 20°C and the final volume must be 1,070. L? The balloon is sealed so that the pressure and number of air particles are constant. here to search

Explanation / Answer

initial                                                                       final

T1 = 20+273 = 293K                                             T2 =

V1 = 710L                                                              V2 = 1070L

                 V1/T1    = V2/T2

                     T2    = V2T1/V1

                             = 1070*293/710    = 441.56K >>>>answer

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