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Answer:
26.981539 u
Explanation:
One mole of Al atoms has a mass in grams that is numerically equivalent to the atomic mass of aluminum. The periodic table shows that the atomic mass (rounded to two decimal points) of Al is 26.98, so 1 mol of Al atoms has a mass of 26.98 g.
Explanation:
2 or 4 does are the most reasonable
Answer:
1. Magnesium + Oxygen --> Magnesium oxide
2.Iron + Oxygen --> Iron oxide
3.Copper + Oxygen --> Copper oxide
Explanation:
When an Element such as Magnesium or any other Elements are reacted eith Oxygen it forms an Oxide.
If you ever need the symbol equation here it is too :
1. Mg + O --> MgO
2.Fe + O --> FeO
3.Cu + O--> CuO
