Additional Questions and Problems 53 2.70 Consider the following solids. The solids A, B, and C represent
aluminum, gold, and silver. If each has a mass of 10.0 g, what
is the identity of each solid? (2.7)
Density of aluminum = 2.70 g/mL
Density of gold = 19.3 g/mL
Density of silver 10.5g/mL

Explain the relationship between forward and backward reactions in equilibrium, and predict how changing the amount of a reactant (creating a tension) will affect that relationship.

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?