2K + 2H20 - 2KOH + H2
How much hydrogen gas will be formed by reacting 65 g water?

What is the mass of sodium in 3 moles of sodium chloride

Using the periodic table, complete the table to describe each atom. type in your answers

Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope