WoahhBro3683 WoahhBro3683
  • 06-06-2018
  • Chemistry
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Calculate the amount of nacl needed to prepare 50 ml of 0.9% nacl solution and 20% nacl solution

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claudettoterohil
claudettoterohil claudettoterohil
  • 16-06-2018
Your answer would be, 
Formula: Molarity (M) = Number of moles of solute/Solutions volume Liters

0.009(50) = .45 gm dissolved in 50 ml H2o
= 0.20(50) = 10 gm





Hope that helps!!!
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