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Part A Mass, in grams, of 0.145 mol sucrose (C12H22O11 ). Express your answer using three...

Part A

Mass, in grams, of 0.145 mol sucrose (C12H22O11 ).

Express your answer using three significant figures

Part B

Moles of Zn(NO3)2 in 141.50 g of this substance.

Express your answer using four significant figures.

Part C

Number of molecules in 7×10−6 mol CH3CH2OH .

Express your answer using four significant figures.

Part D

Number of N atoms in 0.650 mol NH3 .

Express your answer using three significant figures.

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