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Q: What is the percent composition of the compound formed when 2.70 g of aluminum combine with oxygen to form 5.10 g of aluminum oxide?
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What is the percent composition of aluminum cyanide?

Percent composition is a calculation of how much of the molecular weight of a compound is due to a particular element within that compound. For Al(CN)3, the percent composition of aluminum would be 27 / (27 +[12 x 3] + [14 x 3]) = 25.7%


What is percent composition of aluminum sulfate?

the percentage composition of aluminum sulfate is 342


What is the percent composition of ammonium carbonate?

Can you be more specific? Percent composition is usually the percent of an element in a compound.


Do all pure samples of a given compound have the same percent composition?

Yes, all pure samples of a given compound will have the same percent composition because the percent composition of a compound is a fixed ratio of the elements in that compound. This ratio is determined by the chemical formula of the compound.


What is important of percent composition of water in the hydrate compound?

because the compound will scoral


Must sum to 100 percent for all elements in a compound?

Percent Composition


What is the percent compistion of a compound?

The percent composition of a compound indicates the mass percentage of each element present in the compound. It is calculated by dividing the molar mass of the element in the compound by the molar mass of the compound and multiplying by 100. This calculation gives the percentage of each element by mass in the compound.


What is the mass percent composition of an element in a compound?

This is the percent chemical composition.


What do you need to calculate the percent-age composition of a substance?

The molecular formula of the compound can be calculated from the composition of element in a compound. The next steps are involved in the calculation of percentage of every element in a compound.


What is important of percent composition of water in the hydrate compounds?

because the compound will scoral


What is the important of percent composition of water in the hydrate compounds?

because the compound will scoral


Why is it important to know the percent composition of the elements in a compound?

so it goes KABOOM