A student has one mole of zinc and one mole of oxygen. Which of the following is true for both samples? There are equal masses of zinc and oxygen
There are equal numbers of atoms of zinc and oxygen
There are equal volumes of zinc and oxygen
There are equal densities of zinc and oxygen

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g