1. What is the mass of water (H2O) that occupies 0.040 L at 400? kPa and 20.0°C?

If you want to create an electrical current, which situation would produce a solution capable of this

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride