The percent by mass sugar of a solution : 11.07%
<h3>Further explanation</h3>
Given
mass of sugar = 12.45 g
mass of water = 100 g
Required
The percent by mass
Solution
Mass of solution :
Percent mass of sugar :
Because they’re both made up of two substances that are not chemically combined
Answer:
C) The student and desk have to be in contact to apply the force.
Explanation:
I am pretty sure :)