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it refers to the ratio of the mass of the solute divided by the mass of the solution?

a.percent by mass
b.percent by length
c.percent by volume
d.percent by decibel​

Sagot :

Answer:

There are several ways of expressing the concentration of a solution by using a percentage. The mass/mass percent (% m/m) is defined as the mass of a solute divided by the mass of a solution times 100: %m/m=massofsolutemassofsolution×100% mass of solution = mass of solute + mass solvent.