Which has more atoms: 1 mole of hydrogen atoms or 1 mole of carbon-12 atoms?
a. 1 mole of carbon-12 atoms
b. 1 mole of hydrogen atoms
c. they are equal

How many grams of n2h4 will be consumed by 23 g of n2o4

Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]

What is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.