There is an unwritten coefficient of "1" in the following equation: 2H2 + O2 --> 2H20 (a) True
(b) False

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159

Heat is the total potential energy of a substance that can be transferred. true false

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?