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The students in chemistry class have 75 milliliters of a pure acid which must be diluted to a solution that is 10% acid. How many milliliters of water should they add?

The students in chemistry class have 75 milliliters of a pure acid which must be diluted to a solution that is 10% acid. How many milliliters of water should they add?
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3 votes
The students in chemistry class have 75 milliliters of a pure acid which must be diluted to a solution that is 10% acid. How many milliliters of water should they add?

User Yo Momma
by
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1 Answer

2 votes

Answer:

Add W ml

75*100 + W*0 = (75+W)*10

User Silverfish
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