Question
Asked Oct 1, 2019
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Ca(OH)2(s) reacts with HCl(aq) to form CaCl2(aq) and H2O.  If stomach acid is 0.100 M HCl(aq), calculate the number of milliliters of stomach acid which can be neutralized by 0.855 g of Ca(OH)2(s).

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Expert Answer

Step 1

The chemical equation will be:

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Са(ОН), -2нс1— Сас1, - 2н,о

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Step 2

Moles of Ca(OH)2 = mass/molar mass of Ca(OH)2.

Molar mass of Ca(OH)2.is 74.093 g/...

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0.855g Moles of Ca(OH)2 74.093 g/mol.0115moles Moles of HCl-2Xmoles of Ca(OH), -2x0.0115 0.023079 moles

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