2. Atoms & Elements
Mole Concept
81PRACTICE PROBLEM
Calculate the number of moles of bromide ions in a sample of MgBr2 weighing 0.535 g.
Calculate the number of moles of bromide ions in a sample of MgBr2 weighing 0.535 g.
ANSWERS OPTIONS
A
5.81×10–3 mol
B
5.35×10–1 mol
C
2.91×10–3 mol
D
5.13×10–3 mol