Calcium Hydroxide+hydrochloric acid

A double replacement reaction

Proof of Reaction

Calcium Hydroxide + Hydrochloric Acid - Balanced Molecular Equation, Complete and Net Ionic Equation

Balanced equation

Ca(OH)2+ 2HCL --->2H2O+ CaCl2

(aq) (aq) (l)

IUUPAC names

Ca(OH)2 - Calcium Hydroxide

2HCl - Hydrochloric acid

2H2O - Water

CaCl2 - Calcium Chloride

Molar Masses

Calcium Hydroxide - 74.092grams

Hydrochloric acid - 36.461grams

Water - 18.015grams

Calcium Chloride- 110.984grams

Mole to Mole conversions

11.3 mol Ca(OH)2 I 2 mol H2O

--------------------------I---------------------- = 22.6 mol H20

I 2 Mol Ca(OH)2


12.1 Mol CaCl2 I 2mol H2O

----------------------I----------------- = 24.2 Mol Hcl

----------------------I 1mol CaCl2

Mass to mass conversions

7.28g Ca(OH)2 I 1 mol Ca(OH)2 I 2 mol H2O I 18.015 g H2O

---------------------I-----------------------I-----------------I--------------------------= 1.575g H2O

---------------------I 74.092g Ca(OH)2 I 1 mol Ca(OH)2 I 1 mol H2O


7.28g HCl I 1 mol HCl I 1 mol CaCl2 I 110.984 g CaCl2

---------------I---------------I-------------------I-------------------------= 11.07g CaCl2

---------------I36.461g HCl I 2 mol HCl I 1 mol CaCl2

Limiting and excess reactant

Limiting: Ca(OH)2 excess: HCl

5.25g Ca(OH)2 I 1mol Ca(OH)2 I 1mol CaCl2 I 110.984g Cacl2

---------------------I--------------------------I----------------------I----------------------- = 7.83 g CaCl2

I 74.092g Ca(OH)2 I 1mol Ca(OH)2 I 1molCaCl2

Theoretical yield

7.83 grams

Percent yield

7.70

------ = 98.2%

7.83