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1 vote
Which of the following represents a chemical change?

Select one: a. rocks being smoothed by rapid water movement b. the pink color of a rose c. iron's attraction to a magnet d. decomposition of stone due to acid rain

User BJ Patel
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2 Answers

1 vote
id have to go with d
User JiboOne
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4 votes
d. it wouldnt be a because that is a physical change and in letter B, there isnt even a physical or Chemical change. in Answer C, nothing is changing again. but letter d, acid can 
User Salvationishere
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