2Fe2O3, reason is when we add 4Fe + 3O2, we get the same answer, but in a different form.
The answer would be 2 in ths case, bonding has to do with the electron orbitals.
Answer:
At a stream's headwaters, often high in the mountains, gradients are steep. The stream moves fast and does lots of work eroding the stream bed.As a stream moves into lower areas, the gradient is not as steep. Now the stream does more work eroding the edges of its banks.
hope that helps bby<3
It will be:
b. Alkyne* series
* You have done a spelling mistake here. It will be "Alkene" not "Alkyne".
