A chemist is using a solution of HNO3 that has a pH of 3.75. What is [H+] for the solution?
x 10 M
n =

How much energy is made when a pice of wood burns. how do you know

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false