Question

Calculate the final volume needed to prepare 0.20%(w/v) Kif we start with 10.0 ml. of 2.0 %(w/v) KI. Vf - Inome How many equivalents of calcium ions are present in 25.0 ml blood serum with a calcium ion concentration of 5.2 mEq/L? olutions, Osmosis, and Dialysis Lab dabce - page 10

Answer 1

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③ the Let u be Vi= 10 mL V₂ = v-10 final volume G = 2.0% Ch 0.2% C2 = 0% - then. (mix = Vico + V₂ C2 ----Vrt uz 0.2 = 10x2 + (-10% Totu-10 D x 0.2x V = 20 Valoo mtay (1) Equivalents a concentration & Volume = 5.2 mEgłt x 254163 --- Equivaluts = 130x10 6 Guverts o 130 x 10 Equivalents is the answer