A 4.57 g sample of CaCO3 is mixed with a 12.4 g sample of Hydrochloric acid, HCl. How many grams of CaCl2 form from this reaction? Which reactant was limiting? CaCO3 + HCl  H2CO3 + CaCl2

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

0.09 moles of sodium sulfate in 12 ml of solution

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