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You may have used too much of the reactants. You may have recorded the mass of the reactants or products incorrectly.

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11y ago
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Q: How is it possible to obtain a yield greater than 100 percent?
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What would cause a percent yield to be over 100 percent?

Impurities in the substance can cause a greater percent yield. I recommend redoing the lab for better results.


How is percent yield caculated?

Percent yield is calculated by dividing the actual yield (the amount of product obtained in a chemical reaction) by the theoretical yield (the amount of product that should be obtained according to stoichiometry) and multiplying by 100 to get a percentage. This formula allows you to determine how efficiently a reaction was carried out by comparing the actual yield to the maximum possible yield.


How do you obtain percent yield of a reaction?

the amount of product obtained over the amount possible multiplied by 100


How is percent yield calculated?

Actual


Dividing the actual yield by the theoretical yield and multiplying by 100 indicates reaction efficiency and is known as there?

The process you are describing is known as calculating the percent yield. It is a measure of how efficient a chemical reaction is by comparing the actual amount of product obtained (actual yield) with the maximum possible amount that could be obtained (theoretical yield) under ideal conditions.


Dividing the actual yield by the theoretical and multiplying it by 100 is called?

calculating the percent yield.


How do you find 85.0 percent in percent yield?

if you received 85.0 percent back from your product then your percent yield is 85 percent.


The actual yield of the given reaction is 14.4what is your percent yield?

To calculate percent yield, you would use the formula: (actual yield / theoretical yield) * 100%. If the actual yield is 14.4 and the theoretical yield is not provided, the percent yield cannot be calculated accurately without the theoretical yield.


What is the percent yield of 122 grams of product?

If this is the actual yield, real amount produced, then you need the theoretical yield to find the percent yield. % yield = (actual yield / theoretical yield) x 100


Why percent yield is more than 100?

Percent yield greater than 100% can occur due to impurities in the final product, incomplete reactions, or errors in the measurements taken during the experiment. It is a sign that not all of the reactants were converted to the desired product, leading to a higher yield than theoretically expected.


What if i don't know the yield percent?

Do you need it? Are you being told to calculate it? percent yield = (actual yield) divided by (theoretical yield) x 100


Caco3 -------- cao plus CO2 1 what is the theoretical yield of cao if 24 point 8 g of caco3 were heated 2what is the percent yield if one was able to obtain 13 point 1 g of CaO in the above proces?

The molar mass of CaCO3 is 100.1 g/mol. Therefore, 24.8 g of CaCO3 is equivalent to 0.248 moles. Since the stoichiometry between CaCO3 and CaO is 1:1, the theoretical yield of CaO is also 0.248 moles or 28.05 g. The percent yield is calculated as (actual yield / theoretical yield) x 100%. In this case, the actual yield is 13.1 g, and the theoretical yield is 28.05 g. Thus, the percent yield is (13.1 / 28.05) x 100%, which is approximately 46.7%.