Advanced Placement (AP), 06.10.2020 18:01 ray2220
The student filters and dries the precipitate of CaCO3 (molar mass 100.1g/mol ) and records the data in the table below.
Volume of Na2CO3 solution
50.0 mL
Volume of 1.0MCa(NO3)2 added
100.0 mL
Mass of CaCO3 precipitate collected
0.93 g
c) Determine the number of moles of Na2CO3 in the original 50.0mL of solution.
Answers: 3
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The student filters and dries the precipitate of CaCO3 (molar mass 100.1g/mol ) and records the data...
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