If a blue rectangle with a length of 12ft and 10 wide is placed on top of a larger yellow rectangle with a length of 16ft and a width of 12ft how much of the larger yellow rectangle will be visible?

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

Find the mass in grams of 1.37x1020 particles of h3po4