Answered

What is the percent by mass concentration of a solution that contains 12.6g of salt dissolve in 46g of water​

Sagot :

Tokamakviz

Given:

mass of solute = 12.6 g

mass of solvent = 46 g

Unknown/Required:

percent by mass

Formula/Equation:

[tex]\text{percent by mass} = \dfrac{\text{mass of solute}}{\text{mass of solute + mass of solvent}} \times 100\%[/tex]

Solution:

[tex]\text{percent by mass} = \dfrac{\text{12.6 g}}{\text{12.6 g + 46 g}} \times 100\%[/tex]

Final Answer:

percent by mass = 21.5%

[tex]\\[/tex]

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