CH-1960
Relative atomic and molecular mass
Chemistry · Secondary 4 · Medium · Relative atomic and molecular mass
Element R has proton number 8 and nucleon number 16. Element S has proton number 12 and nucleon number 24. What is the relative molecular mass of the compound formed between R and S if its formula is R S?
- 40
- 48
- 56
- 64
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