Answer:
Why do we all not know the answer to this on the practical
Explanation:
I think it’s 1 mole
If Iam not mistaken
1 elements
2 they have same number of valence electrons
3 period
One type of chemical process that can be either exothermic or endothermic is dissolving of salts in water. A salt is a compound made up of positively charged ions and negatively charged ions which are held together in a solid state because the positive and negative charges attract one another.
The answer is A :) homogeneous!