A powder contains benzoic acid mixed with starch. A student finds that a 2.69 g sample...
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A powder contains benzoic acid mixed with starch. A studentfinds that a 2.69 g sample of this powder requires 44.31 mL of a0.101M sodium hydroxide solution for the acid to be neutralized.What is the percent by mass of benzoic acid in the powder?
A powder contains benzoic acid mixed with starch. A studentfinds that a 2.69 g sample of this powder requires 44.31 mL of a0.101M sodium hydroxide solution for the acid to be neutralized.What is the percent by mass of benzoic acid in the powder? |
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4.3 Ratings (718 Votes)
Number of moles of NaOH n Molarity x volume in L 0101 M x 4431 x10 3 L 447x103 molThe balanced chemical reaction is
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