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Chemistry 14 Online
OpenStudy (anonymous):

How many moles of sodium chloride (NaCl) solute are in 155 grams of an 85.5 percent by mass solution? 1.19 mol NaCl 2.27 mol NaCl 7.75 mol NaCl 10.6 mol NaCl

OpenStudy (mos1635):

85.5 percent by mass means: to 100 gr of solution there are 85.5 gr of NaCl can you calc the mass of NaCl to 155gr of solution??

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