ebossmanyoung ebossmanyoung

24-10-2017
Biology

contestada

A dialysis bag is filled with distilled water and then places in a sucrose solution. The bag's initial mass is 20 g. And its final mass is 18 g. Calculate the percent change of mass, showing your calculations.

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twinb11202002 twinb11202002

24-10-2017

It changed -10% because 2g out of 20g is 1/10 and it is negative because it leaves the bag.

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