pinkypie123457
17.12.2021 •
Chemistry
How many molecules are contained in 20.15 g of H2SO4 (Given atomic masses: H =
1.01, S = 32.06, 0 = 16.00). Use the proper number of significant figures.
A.)2.473 x 1023
B.)20.15
C.)1.213 x 1025
D.)1.237 x 1023
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Ответ:
1.257 m * 1000 mm = 1257 milimetres