How are the number of protons represented in the periodic table?

a. atomic mass

b. mass number

c. atomic number

d. isotope

What is the mass of 0.750 mole of aluminum oxide, al2o3?

How many distinct monochlorinated products, including stereoisomers, can result when the alkane below is heated in the presence of cl2? 3 4 5 6 7?

Charles's law describes the relationship of the volume and temperature of gas at a constant mass and pressure. according to this law, what would happen to the temperature of the gas if its volume decreased from 1.0 l to 0.50 l?