Answers by Henri Hietala
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Answers by Henri Hietala

Answers by Henri Hietala
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Chris needs to make a 500 L of a 35% acidic solution. He has only two of the acidic solutions available, a 25% solution and a 50% solution. How many litres of each acidic solution should he mix? Create
answered Jun 17, 2017
3 votes
48.2k views
How many 5-person committees are possible from a group of 9 people if: a. there are no restrictions? b. both Jim and Mary must be on the committee? c. Either Jim or Mary (but not both) must be on the committee?
answered Feb 16, 2017
2 votes
94.8k views
What was the most important resource for the peoples of the Northwest? Why?
answered Oct 29, 2016
0 votes
234k views
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