Question

Can somebody please help me with these 3 questions ? and explain them so I can understand them

Answer 1

Step-by-step explanation:

1. The group of atoms above bonded together is

called a molecule.

Therefore,

Option A is correct ✔

2. There's 4 H-atom in 2H₂O

Therefore,

Option A is correct ✔

3. There's 2 molecules in 2Al₂O₃

Therefore,

Option A is correct ✔