Problem

The active ingredient in Tums is calcium carbonate. One Tums tablet contains 500. mg of...

The active ingredient in Tums is calcium carbonate. One Tums tablet contains 500. mg of calcium carbonate.

a. What is the chemical formula of calcium carbonate?

b. What is the molar mass of calcium carbonate?

c. How many moles of calcium carbonate are in one roll of Tums that contains 12 tablets?

d. If a person takes two Tums tablets, how many grams of calcium are obtained?

e. If the Daily Value (DV) for

to maintain bone strength in older women is 1500 mg, how many Tums tablets are needed each day?

f. What is the mass percent composition of calcium carbonate?

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Solutions For Problems in Chapter 7

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