Answers by Xu Hui
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Answers by Xu Hui

Answers by Xu Hui
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pure acid is to be added to a 20% acid solution to obtain 52L of a 40% acid solution.What amounts of each should be used?
answered Oct 28, 2023
20 votes
216k views
The value of an algebraic expression depends on the value of each variable in the expression. In other words, the value of an algebraic expression _______ for different values of the _______.​
answered Feb 22, 2023
15 votes
394k views
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