A sample of 3.00 moles of hydrogen at 27 C and 32 psi occupies what volume?

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.