Which set of formulas is correct for the compounds calcium hydrogen carbonate, magnesium chloride, and calcium sulfate, which can cause scale build-up in pipes?

Question

Quizplus · Accepted Answer

- Calcium hydrogen carbonate formula: Ca(HCO3)2
- Magnesium chloride formula: MgCl2
- Calcium sulfate formula: CaSO4
The correct answer is D as it has the correct formulas for all three compounds. Option A and E are incorrect as they have incorrect symbols for sulfur and incorrect subscripts for calcium hydrogen carbonate. Option B is incorrect as it is missing the formula for calcium sulfate. Option C is incorrect as it has incorrect subscripts for calcium hydrogen carbonate and is missing the subscript for calcium sulfate.

Which Set of Formulas Is Correct for the Compounds Calcium