# Combined Gas Law and Molarity: Example Questions

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Given STP conditions as initial start with 4.00 moles of N2 gas, what is the new temperature with an increase of pressure to 1502 torr and a decrease in volume to 53.5L?

a. Calculate molarity of 7.5%(m/v) solution of NaCl?

b. How many grams need to be added to make a 7.5%(m/v) solution of NaCl in 694Ml of water?

https://brainmass.com/chemistry/gas-laws/combined-gas-law-molarity-example-questions-333786

#### Solution Summary

Provides steps necessary to calculate molarity. Also explains the necessary steps to create a certain solution.

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