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Question 69

Multiple Choice

A mass of 0.4113 g of an unknown acid,HA,is titrated with sodium hydroxide,NaOH.If the acid reacts with 28.10 mL of 0.1055 M aqueous sodium hydroxide,what is the molar mass of the acid?


A) 2.965 × 10-3 g/mol
B) 9.128 g/mol
C) 138.7 g/mol
D) 337.3 g/mol
E) 820.7 g/mol

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