chanteeaston9461
18.07.2021 •
Chemistry
How many oxygen atoms are there in 0.25 mole of CO2?
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Ответ:
It is known that 1 mol of a molecule contains 6.023×1023 6.023 × 10 23 number of molecules. So, 0.25 moles of CO2 C O 2.
Ответ:
They will be layered depending upon their density.
A will be at bottom
C in the middle
B at the top.
Explanation:
A = 2060/2000
A= 1.03g/ml
B = 672/850
B= 0.79g/ml
C=990/1100
C=0.9g/ml