Mathematics, 11.09.2019 01:30 okokalyssa
Preparing solutions a nurse has 1 liter of a solution that is 20% alcohol. how much pure alcohol must she add to bring the solution up to a 25% concentration?
Answers: 2
Mathematics, 21.06.2019 14:40
1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?
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Mathematics, 21.06.2019 21:00
Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x
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Mathematics, 22.06.2019 00:30
Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16
Answers: 3
Preparing solutions a nurse has 1 liter of a solution that is 20% alcohol. how much pure alcohol mus...
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