Molar mass

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DeanP
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Joined: Fri Jun 26, 2009 5:21 pm

Molar mass

Post by DeanP »

I need to determine how much NaCl to add per kg to reach a solution of 200 ppm. I have calculated the molar mass of NaCl (58.44) and changed 200 ppm to 200 mg and then to grams (0.2).

0.2/58.44= 0.00342 g per kg

Is this correct?
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