Asked by Anonymous
A gas occupies 500 mL and its pressure is 275 mmHg at 25 Celsius. What is the element if the sample mass is 0.525g?
Answers
Answered by
oobleck
PV=nRT can give you the number of atoms, right?
Then you can find how many moles that is.
Then you can find the atomic mass, and thus the element.
Then you can find how many moles that is.
Then you can find the atomic mass, and thus the element.