Chemistry

A sample of Kr gas has a volume of 465 mL at 286°C and 844 torr. When the gas is cooled by 38.3°C, its volume is reduced by 0.572 mL. What is the final pressure of the gas in kPa?

the answer is supposed to be 105 but i keep getting 49.9!!!!!!

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  1. I tried it and obtained 105 kPa, too. Post your work and I'll try to find the error.

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  2. give the given,unknown,and fomula of number of mole in 10 g bromine

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