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Hydrochloric acid (HCl) reacts with sodium carbonate (Na2 CO3), forming sodium chloride (NaCl), water (H2 O), and carbon diox

1. What volume of 1.00 M HCl in liters is needed to react completely (with nothing left over) with 0.750 L of 0.200 M Na2CO3?

Express your answer to three significant figures and include the appropriate units.

2. A 639-mL sample of unknown HCl solution reacts completely with Na2CO3 to form 15.1 g CO2. What was the concentration of the HCl solution?

Express your answer to three significant figures and include the appropriate units.

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Answer #1


(1) To find the volume of 100 M HCl Given that 0.750 L of 0.200 M Na, Hydrogen chlori de reacts with sodium carbonate to prod

(2) To find the concentration of the HCl solution Given that 639mL sample of unknown Ha solution 15.1 g CO2 Hydrogen chloride

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