11 What is the number of electrons shared between the atoms in an I2, molecule?
(1) 7
(2) 2
(3)8
(4)4

What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m

Which of the following units is not an official si unit