2. Atoms & Elements
Mole Concept
77PRACTICE PROBLEM
Calculate the number of oxygen atoms in 4.15×10–3 mol of the reaction catalyst In2(SO4)3.
Calculate the number of oxygen atoms in 4.15×10–3 mol of the reaction catalyst In2(SO4)3.
ANSWERS OPTIONS
A
3.00×1022 O atoms
B
4.15×1023 O atoms
C
4.15×1022 O atoms
D
4.10×1022 O atoms