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Find the volume of 0.130 M hydrochloric acid necessary to react completely with 1.55g Al(OH)3.?

Can someone help with this problem, I’ve tried all sorts of equations to figure this out, but cant get the right answer. Thanks!

1 Answers

start with balanced equation:3 HCl + Al(OH)3 —> AlCl3 + 3 H2OMW Al(OH)3 = 78.00344 g/mol so 1.55g / MW = 0.0200 moles aluminum hydroxideyou need 3 x 0.0200 moles HCl according to the formula.0.0600 moles HCl / 0.130 moles/L = 0.46 L = 460 mL... Show More

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