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3 more leftttttttttttttttttttttttttttttttttttttttttt
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2 votes
3 more leftttttttttttttttttttttttttttttttttttttttttt

3 more leftttttttttttttttttttttttttttttttttttttttttt-example-1
3 more leftttttttttttttttttttttttttttttttttttttttttt-example-1
3 more leftttttttttttttttttttttttttttttttttttttttttt-example-2
User Wawka
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2 Answers

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1. acids have a pH lower than 7
2.the total mass of a substance does not change during a chemical reaction

hope this helps u !!!!!!!!!1

User Rich Blumer
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8.6k points
2 votes
1.= less than 7 2.=it does not change
User LightStruk
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