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13 Dec 2019
Gold crystallises in a face-centred cubic lattice. How many unit cells are there in a gold sample whose mass is 1.50 grams? The atomic weight of gold is 196.97 g mol-1.
Select one:
a. 1.15 x 1021 unit cells
b. 2.29 x 1021 unit cells
c. 3.28 x 1020 unit cells
d. 3.86 x 1021 unit cells
e. 9.17 x 1021 unit cells
Gold crystallises in a face-centred cubic lattice. How many unit cells are there in a gold sample whose mass is 1.50 grams? The atomic weight of gold is 196.97 g mol-1.
Select one:
a. 1.15 x 1021 unit cells
b. 2.29 x 1021 unit cells
c. 3.28 x 1020 unit cells
d. 3.86 x 1021 unit cells
e. 9.17 x 1021 unit cells
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Irving HeathcoteLv2
17 Dec 2019
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