RawBurrito78 RawBurrito78

28-06-2017
Chemistry

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How many milliliters of a 1.25 molar hydrochloric acid solution would be needed to react completely with 60 grams of calcium

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dec77cat dec77cat

28-06-2017

2HCl + Ca = CaCl₂ + H₂

n(HCl)=cv
n(Ca)=m(Ca)/M(Ca)
n(HCl)=2n(Ca)

cv=2m(Ca)/M(Ca)

v=2m(Ca)/{cM(Ca)}

v=2*60/{1.25*40}=2.4 L

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