Question 1
The molar mass of calcium hydroxide, Ca(OH)
2, is ________.
◦ 54.02 g/mole
◦ 74.10 g/mole
◦ 57.09 g/mole
◦ 58.09 g/mole
◦ 114.2 g/mole
Question 2
What is the molar mass of Mg
3(PO
4)
2, a substance formerly used in medicine as an antacid?
◦ 214.3 g/mole
◦ 262.9 g/mole
◦ 71.28 g/mole
◦ 118.3 g/mole
◦ 150.3 g/mole