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olga2289 [7]
3 years ago
11

A chemist needs to mix a 40% hydrochloric acid with a 70% hydrochloric acid to create a 20 oz mixture that is 55% hydrochloric a

cid. How much of the 70% hydrochloric acid will she need? (don't forget your units)
PLEASE HELP ASAP
Mathematics
1 answer:
nikdorinn [45]3 years ago
5 0

Answer:

y=10

Step-by-step explanation:

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