What is the Volume of a breath of air at the same location on top of Mt.
Rainier under the same conditions if it contains 0.07 moles of air?*
0.07 Liters
2.5 L
O 1.49 L
0.895 L
3.0L

Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Which type of fossil does this image depict?