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CHEM 121 LAB PRACTICAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED GRADED A+

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CHEM 121 LAB PRACTICAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED GRADED A+ Density Mass/Volume Percent Substance (Mass of Substance/Mass of Sample)*100 Number of Moles Grams/Molar mass Percent Error ([Theoretical Value-Experimental Value]/Theoretical Value)*100 Percent Yield (Experimental Mass/Theoretical Mass)*100 Molarity Moles of Solute/Liters of Solution Rf Distance to center of spot movement/Distance solvent front moves q mc*deltaT 1 metric ton 1000 kg 1 g 1000 mg 1 m^3 1000 L/1 metric ton/1 kg 1 mL 1 cm^3 1 cm 10 mm 1 m 100 cm/1000 mm 1 km 1000 m 1 mm Hg

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CHEM 121 LAB PRACTICAL EXAM QUESTIONS WITH

COMPLETE SOLUTIONS VERIFIED GRADED A+

Density

Mass/Volume

Percent Substance

(Mass of Substance/Mass of Sample)*100

Number of Moles

Grams/Molar mass

Percent Error

([Theoretical Value-Experimental Value]/Theoretical Value)*100

Percent Yield

(Experimental Mass/Theoretical Mass)*100

Molarity

Moles of Solute/Liters of Solution

Rf

Distance to center of spot movement/Distance solvent front moves

q

mc*deltaT

1 metric ton

1000 kg

1g
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