2. what is the formula weight of (nh4)2so4? 118 amu 116 amu 100 amu 132 amu

What is the molar mass of a gas that has density of 2.054 g/l

Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape

What does the symbol (–hfus) indicate in a phase change?