A mixture contains 30% alcohol and 70% water. If 20 liters of the mixture is tak
Practice Questions
Q1
A mixture contains 30% alcohol and 70% water. If 20 liters of the mixture is taken out and replaced with water, what is the new percentage of alcohol in the mixture?
25%
28%
30%
32%
Questions & Step-by-Step Solutions
A mixture contains 30% alcohol and 70% water. If 20 liters of the mixture is taken out and replaced with water, what is the new percentage of alcohol in the mixture?
Mixture and Concentration – Understanding how to calculate the concentration of a solution after removing and replacing a portion of it.
Percentage Calculation – Calculating the new percentage of a component in a mixture after a change in volume.
