The study of how organisms interact with one another and with their environment

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

Which best explains why an iceberg floats?

What is the mass of 0.46 mol of mgcl2