Question

What is the percent by mass of 10 g of salt mixed with 100 g of water?​

Answer 1

Mass % =

Mass of solution

Mass of solute×100

=

110

10×100

=9.09=9.1%

Answer 2

Answer:

$\small\mathfrak\purple{answer}$

mass %=

mass of solutions

mass of solutions × 100

= 110

10×100

=9.09 = 9.1%

You start with 10 g of salt, you end up with 10 g of salt. Only the water evaporates.

At the end of 3 days there are 10 g of salt in 50 g of solution.

$\fbox\red{thank you}$