Question 1 (1 point) The reaction of sodium carbonate (Na 2 CO 3 ) with any acid

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Question 1 (1 point)

The reaction of sodium carbonate (Na2CO3) with any acid will always yield three products: H2O, CO2 and a salt (which is just another name for an ionic compound). What would be the salt formed from the reaction of sodium carbonate and sulfuric acid (H2SO4)?

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Question 2 (1 point)

In this experiment, we added excess hydrochloric acid (HCl) to both NaHCO3 and Na2CO3 in the two reactions. By definition, both NaHCO3 and Na2CO3 would be considered __________ in the reactions.

Question 2 options:

the maximum product

a gas

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Question 3 (1 point)

What would be the theoretical yield of NaCl (in grams) if 3.00 g of Na2CO3 were used in the reaction in experiment #5? (Report only the numerical portion of your answer [i.e. leave off the units] to 3 significant digits)

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Question 4 (1 point)

From the answer you got in question #3 above, what would be the percent yield if only 2.34 g of NaCl were produced? (Report only the numerical portion of your answer [i.e. leave off the units] to 3 significant digits)

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Question 5 (1 point)

If 2.34 g of NaCl was formed how many moles of NaHCO3 must have been used in the reaction? (Report only the numerical portion of your answer [i.e. leave off the units] to 3 significant digits)

Question 5 options:

136

0.0400

2.41x1022

25.0

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a) NaSO4- b) NaHSO4 c) Na2(SO)4 d) Na2SO4

Explanation / Answer

1) D

2) limiting reactants

3)

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