anonymous
  • anonymous
A 0.89% (w/v) sodium chloride solution is referred to as physiological saline solution because it has the same concentration of salts as human blood. What is the molarity of a physiological saline solution.
Chemistry
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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oOKawaiiOo
  • oOKawaiiOo
1.5x10^-4 M
anonymous
  • anonymous
Thanks.
oOKawaiiOo
  • oOKawaiiOo
remember 1000 g of water = 1 liter So 0.89% w/v = 8.9g of NaCl in 1000g of water or 1 liter of water

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More answers

anonymous
  • anonymous
Which I got. So taking 0.89mol/58.44g per mol equals 0.015mols. Right?
oOKawaiiOo
  • oOKawaiiOo
\[8.9\times \frac{ 1mol }{58g }= XXXX of moles \]
oOKawaiiOo
  • oOKawaiiOo
ooops ive made a mistake......
oOKawaiiOo
  • oOKawaiiOo
The answer is 1.5*10^-1 M ahh
anonymous
  • anonymous
Yes! I got 0.15 M which is the same thing.
oOKawaiiOo
  • oOKawaiiOo
Sorry Im playing club music while i was doing this problem..... lol and GOOD JOB!
anonymous
  • anonymous
Lol...awesome
oOKawaiiOo
  • oOKawaiiOo
You wanna become a doctor?
anonymous
  • anonymous
yeah
oOKawaiiOo
  • oOKawaiiOo
how old are you?
anonymous
  • anonymous
32
oOKawaiiOo
  • oOKawaiiOo
pm me Im in the same boat as you.
anonymous
  • anonymous
awesome

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