Chemistry, 30.03.2020 02:46 memester74
A 3.75 g sample of limestone, CaCO3, contains 1.80 g of oxygen and 0.450 g of carbon. What mass of calcium is present in the sample?
a. 1.00 g
b. 1.25 g
c. 1.50 g
d. 1.75 g
e. 2.00 g
Answers: 1
Chemistry, 21.06.2019 21:00
Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
Answers: 2
A 3.75 g sample of limestone, CaCO3, contains 1.80 g of oxygen and 0.450 g of carbon. What mass of c...
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