Please please please someone give me the answers to all of these our teacher is very bad at explaining things and we are all confused i really need the answers please

Please please please someone give me the answers to all of these our teacher is very bad at explaining things and we are all confused i really need the answers class=

Respuesta :

Answer: #1 2Al + 2S - Al2S2

Explanation: You have to make sure there are 2 of each on each side