dartkjeappyfelteno dartkjeappyfelteno
  • 25-11-2016
  • Chemistry
contestada

To reduce 16 ounces of a 25% solution of antiseptic to a 10% solution, how much distilled water should a nurse add?
12 oz
24 oz
36 oz

Respuesta :

Аноним Аноним
  • 26-11-2016
Let x = amt of distilled water
:
A simple equation
.25(16) = .10(x+16)
4 = .10x + 1.6

4 - 1.6 = .1x
2.4 = .1x
x = 2.4/0.1
x = 24 oz of distilled water
:
:
Prove this by seeing the amt of antiseptic is the same (only the % changes)
.25(16) = .10(24+16)
4 = .1(40)


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billbranson7 billbranson7
  • 02-11-2021

Answer:

24 oz

Explanation:

Answer Link

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