matthewdawson8646 matthewdawson8646
  • 03-11-2017
  • Chemistry
contestada

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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barnuts
barnuts barnuts
  • 13-11-2017

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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