Answer:
reversible reaction or covalent bonds
Volume of tank = (given)
Since,
So,
For :
The significant rule for multiplication, states that the number of significant figures in the answer obtained by multiplication is determined by the value with the lowest number of significant digits.
Since, the minimum number of decimal places in the above multiplication operation is 1 so, the final result must be upto 1 decimal place only.
Hence, volume in is 243.5.
Answer:
oxygen is an element because it is a pure substance which cannot be split into simpler substances by chemical means
Magnesium and I think its MG12 for the other part