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A flask containing 12 g of a gas of relative molecular mass 120 at a pressure of 100 atm was evacuated by means of a pump until the pressure was 0.01 atm. Which of the following is the best estimate of the number of molecules left in the flask

a)

b)

c)

d)



Question ID - 102735 | SaraNextGen Top Answer

A flask containing 12 g of a gas of relative molecular mass 120 at a pressure of 100 atm was evacuated by means of a pump until the pressure was 0.01 atm. Which of the following is the best estimate of the number of molecules left in the flask

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

127 votes


127