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Leya [2.2K]
3 years ago
13

If you start with 10.0 grams of lithium hydroxide and an excess of hydrogen bromide, how many grams of lithium bromide will be p

roduced?
Chemistry
1 answer:
TiliK225 [7]3 years ago
3 0

Answer:

grams of lithium bromide produced = 36.2642309286  ≈ 36.30 g

Explanation:

The equation of the reaction is as follows ;

Lithium hydroxide + hydrogen bromide → Lithium Bromide + water

LiOH + HBr → LiBr + H2O

The equation is already balanced

Molecular mass of LiOH = 6.941  + 15.999 + 1.00784

Molecular mass of LiOH = 23.94784  g

Molecular mass of LiBr = 6.941 + 79.904 = 86.845  g

From the equation

LiOH + HBr → LiBr + H2O

23.94784  g of lithium hydroxide produces 86.845  g of lithium bromide

10 g of lithium hydroxide will produce ?

cross multiply

grams of lithium bromide produced = 10 × 86.845/23.94784

grams of lithium bromide produced = 868.45/23.94784

grams of lithium bromide produced = 36.2642309286  ≈ 36.30 g

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