A1 mole sample of hydrogen gas has the same number of hydrogen atoms as a 2 mole sample of water molecules (H2O).
O True
False

What does x represent in the formula for the compound xcl4?

This drawing shows a human body system. what is the primary function of this body system?

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?