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10 September, 10:59

Saline solutions (nacl in water) used to deliver intravenous drugs are 0.89% (w/v). what mass of nacl is found in 200 ml of such a solution?

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  1. 10 September, 11:08
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    A ratio of 0.89% w / v or 0.0089 in fraction means that there is 0.89 weight of NaCl pero volume of solution. Therefore the mass of NaCl is:

    mass NaCl = 0.0089 * 200

    mass NaCl = 1.78 grams
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