A student needs 0.366 mole of zinc for a reaction. What is the mass of zinc in grams? (molar mass zinc = 65.38 g/
mol)*

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Which compound contain an iron with a 3+ charge

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?