nickleoncio0705 nickleoncio0705
  • 16-01-2018
  • Mathematics
contestada

How much water should be added to 10 mL of 8​% alcohol solution to reduce the concentration to 5​%?

We should add ___ mL.

Respuesta :

748190877
748190877 748190877
  • 16-01-2018
my answer is 6ml, we can assume that we added in Xml water, and the alcohol is unchanged, so we can get the equation: 0.8/(10+X)=5%, than we can get the X=6ml.
Answer Link

Otras preguntas

Help please and thank you
The lowest point of a wave is its breaker trough crest swell
NEED HELP ASAP!!!!!!!!!!!!!!!!!!!!!! According to Mary Wollstonecraft, how did society and other writers, such as Jean Jacques Rousseau, portray women in the 17
Explain two things we can learn from fossils. (3 points)50 PTS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Will mark BRAINLIEST!!!!!!!!!Need by TONIGHT!!!
Find the measure of angle M.
How many b genes are necessary to produce the recessive color
Missouri's push for statehood threatened to upset the balance of power between __________.
How many pounds of candy that cells for $0.66 per Ib must be mixed with candy that sells for $1.31 per Ib to obtain 9 Ib of a mixture that should sell for $0.97
Please help me with this
HEEEEEEEEEEEEEEEEEELP! Why would a drug that damages capsids help treat a viral infection? A. Binary fission requires the use of a capsid. B. Without capsids, v