2 H2 + O2 —> 2 H20
a student begins the reaction with 4 moles of H2 and 3 moles of O2. What is the
excess reactant?

How many molecules are found in 1.32 mol of nacl?

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury