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25-09-2016
Chemistry

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Calculate the amount of solute needed for 1000 ml of 15% sodium thiosulfate

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Willchemistry Willchemistry

25-09-2016

15% = 15 grams of solute in 100 mL solution

15 g --------------- 100 mL
?? ------------------ 1000 mL

1000 x 15 / 100 =

15000 / 100 => 150 g of solute

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