Using Chemical Formulas:Element & compound masses

• problems that convert one substance to another require mole-to-mole ratios!

compound

moles

element

moles

mole-to-mole

ratio

How many grams of H2 can be obtained from the electrolysis of 100.0 g of H2O?

How many grams of CuO can be made from a piece of copper wire weighing 0.2134 g?

Previous slide

Next slide

Back to first slide

View graphic version