February 23, 2017

Homework Help: Chemistry

Posted by Javier on Monday, October 17, 2011 at 1:59pm.

Please!!! its extremely urgent. i do not need answers, only how to do it

A sample of nitrogen gas (N2) kept in a container of volume 10.1 L and at a temperature of 20.3°C exerts a pressure of 3.1 atm. Calculate the number of grams of gas present. Round to one decimal place, do not include units in your answer.

2) A volume of 0.194 L of a gas at STP weighs 0.545 g. Calculate the molar mass of the gas. Round to one decimal place do not include units.

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