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muminat
3 years ago
5

15) When dilute sulfuric acid is added to zinc metal the products of the reaction are

Chemistry
1 answer:
velikii [3]3 years ago
5 0
The answer is D - zinc sulphate and hydrogen
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What is the percent yield for carbon dioxide if 10.0 grams of carbon
ivolga24 [154]

The percent yield : 81.5%

<h3>Further explanation</h3>

Percent yield is the compare of the amount of product obtained from a reaction with the amount you calculated

General formula:

Percent yield = (Actual yield / theoretical yield )x 100%

An actual yield is the amount of product actually produced by the reaction. A theoretical yield is the amount of product that you calculate from the reaction equation according to the product and reactant coefficients

Reaction

2CO+O₂⇒2CO₂

mol CO(MW=28,01 g/mol)

\tt \dfrac{10}{28.01}=0.357

mass CO₂ (theoretical)(MW=44,01 g/mol)

\tt 0.357\times 44.01=15.712~g

the percent yield :

\tt \dfrac{12.81}{15.712}\times 100\%=81.5\%

3 0
3 years ago
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6 0
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Stels [109]
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tekilochka [14]

Answer:

HF + LiOH = LiF + H2O.

Explanation:

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Hope that helps. x

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