Answer: 4 A1+3 02 → 2 Al2O3
Explanation: Two different atoms combines together to produce a compound.
Answer:
B. and A.
Explanation:
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Explanation:
The electrical force between two objects is given by the formula as follows :

k is electrostatic constant
q₁ and q₂ are electric charges
d is distance between charges
So, the two force between two charged objects depends on the product of charges and distance between charges.