as a clinical chemist in charge of the testing of blood samples. you are required to mix a solution of sodium chloride with water in the ratio of 2: 5. =2: 52/7 of whole solution chloride 5/7 of whole solution is water780ml = 2/71/7 = 390 ml5/7 = 1950total solution =2730ml780ml = sodium chloride1950ml = water780: 1950ml.
how do i put that in standard form and to an appropriate number of significant figures?
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