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It tells you what the substance is made of.

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Juliet Olson

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Q: What does a percent composition tell you about a substance?
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Related questions

Can you determine the molecular formula of a substance from its percent composition?

Not completely. The empirical formula of a substance can be determined from its percent composition, but a determination of molecular weight is needed to decide which multiple of the empirical formula represents the molecular formula.


To determine the formula of a new substance one of the first steps is to find?

The chemical formula is determined by chemical analysis of the components.


What is the percent composition of sulfur?

Sulfur is an element, a pure substance, it is 100% sulfur.


How is the composition of a substance different from the composition of a mixture?

A substance has a specific chemical composition while mixtures contain more than one substance.


Which is a property of a pure substance uniform composition fixed composition varying composition?

A pure substance has a fixed and uniform composition.


What is a material that always has a definite composition element compound mixture substance composition?

a substance


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 does percent composition tell you about molecules?

It tells you how much of a molecule is made up of each element. - APEX


In a physical change some of the physical properties of the substance may be altered and the chemical composition?

No. In a physical change, the substance maintains its chemical composition.


What is a substance with constant consumption?

What is a substance with constant composition


What is the percent composition of Li in LiOH?

The percent composition of lithium in LiOH is: 29,21 %.


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.