Mathematics, 27.01.2021 06:40 nulledcracker12
John needs 20grams of a 54% acid solution for his science project. His school's science lab has 30% solution and bottles of 60% solution. How much of each should John use?
Answers: 3
Mathematics, 21.06.2019 19:30
For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?
Answers: 1
Mathematics, 21.06.2019 19:30
Combine the information in the problem and the chart using the average balance method to solve the problem.
Answers: 2
John needs 20grams of a 54% acid solution for his science project. His school's science lab has 30%...
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