CH-1163
Isotopes
Chemistry · Secondary 4 · Easy · Isotopes
A sample of lithium contains 92.5% and 7.5% . What is the relative atomic mass of this lithium sample to 3 significant figures?
- 6.93
- 6.90
- 7.00
- 6.92
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.