Urgent help needed with these 2 questions. Please use mole notations in working

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junior college 1 | H2 Maths
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junior college 1 H2 Maths

Urgent help needed with these 2 questions. Please use mole notations in working to explain. Help is greatly appreciated. Thanks!!

Date Posted: 6 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Hope this helps :)

Date Posted: 6 years ago