Based on this balanced equation: 4Fe + 302 + 2Fe2O3
How many moles of Fe2O3 will be produced from 153.25 g of Fe and excess O2?
mol Fe2O3

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

the atomic number will stay the same no matter how many electrons it has, so it doesn’t decrease nor increase. it’ll only change with a different number of protons

just did the assignment and the answer was #1 +2 n

the answers would be

the first one and the second one