If 0.1800 g of impure soda ash (Na2CO3) is titrated with 15.66 mL of 0.1082 M HCl, what is the percent purity of the soda ash?
Na2CO3(aq) + 2 HCl(aq) ? 2 NaCl(aq) + H2O( ) + CO2(g)
A) 17.96%
B) 49.89%
C) 50.11%
D) 94.13%
E) 99.77%
Correct Answer:
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