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What is 21=m+9m=11. 21=m+9m=11
asked
Jan 14, 2020
Mathematics
middle-school
1
answer
0
votes
144k
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Both slicing a tomato and a chemical change such as burning toast cannot be reversed. However, why is slicing a tomato still considered only a physical change?
asked
Aug 12, 2019
Chemistry
middle-school
2
answers
1
vote
204k
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