Question 12 (1 point) The atomic number tells you how many protons are in the nucleus and how many electrons are orbiting the nucleus. To determine the number
of neutrons in the nucleus, the atomic number needs to be subtracted from the mass number.
O True
O False

Hbr dissociates to form h+ and br-ca(oh)2 dissociates to form ca2+ and 2oh-the h+ and oh- react to form waterassuming the reactants are dissolved in water, the net reaction is h+ + oh- —> h2oif you’re asked to show all components of the reaction, the complete reaction is 2hbr + ca(oh)2 —> cabr2 + 2h2o