Which of the following statements is true? Mark all that apply. A. The molar mass of CaCO3 is 100 g/mol
B. 50 g of Cacoz contains 9 x1023 oxygen atoms
C. A 200 g sample of CaCO3 contains 2 moles of CaCO3

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

Modern weaponry has increased the number of deaths in wars and violent conflicts.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.