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1. Moles

           

           a. Which has more mass, 1 g of C or 1 g of Pb?

                       

           b. Which has more mass, I mole of C or 1 mole of Pb?

                       

           c. How much mass does a mole of C have, and where do you find thisinformation?

                       

           d. How much mass does a mole of Pb have?

                       

           e. How many atoms does a mole of C have?

                       

           f. How many atoms does a mole of Pb have?

                       

           g. Does a mole of any element have more atoms than a mole ofanother element?

                       

           h. If a mole of C has the same number of atoms as a mole of Pb, whyis a mole of Pb so much heavier than a mole of C?

           

i. How many molecules of CH₄ are in a mole ofCH₄?

           

j. What is the mass of a mole of CH₄?

                       

k. How many H atoms are in 1 molecule of CH₄?

                       

l. How many moles of H atoms are in 1 mole ofCH₄?