Possible formula for molar mass 38.00 g/mol

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~

Which three statements represent the benefits of performing experiments using computer simulations?

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space