Missing part of the question. Please add which are the process to be classified.
Answer:
1+2 = 12
Explanation:
this is a math equation, not a chemical formula
Answer:
Al2O3 + H2SO4 = Al2(SO4)3 + H2O
Explanation:
Charge of nucleus is always positive whether it is element or isotope.
The answer would be "false" or the second option. A opinion is what you think on a certain subject and science is full of facts and opinions of other scientist which would mean your using someone else for your opinion just remember opinions is what you think about a subject and you can't use science for your opinion.
Hope this helps!
