Author: Freesciencelessons via YouTube
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In this video, we look at how to calculate the percentage by mass of an element in a compound. This is a relatively straightforward topic but it’s very important that you can do it.

This video is based on the AQA spec. If you are following a different exam board then you should check your specification. The Amazon link above is an affiliate link. This provides a small commission which helps to support freesciencelessons. The cost remains the same to you. If you prefer not to use this, you can search Amazon for the Freesciencelessons workbooks.

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