elamathsolver
Answered

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A pharmacist mixed 10 grams of a 15% medicine solution with 25 grams of a 10% medicine solution.
How many grams is the mixture that the pharmacist has now?

Sagot :

mhanifa

Answer:

  • 35 grams of 11.43% solution

Step-by-step explanation:

The end solution has same volume as initial volumes of mixture.

  • 10 + 25 = 35 g

The concentration of solution is calculated as below

  • 10*0.15 + 25*0.1 = 4 g
  • 4 / 35*100% = 11.43% (rounded)

Answer:

35 grams

Step-by-step explanation:

25+10=30 grams of the mixture

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