It is -2 because the charge will be at zero and electrons lower the charge
3. they make up larger compounds like fats and amino acids, would be the correct answer.
Answer:
It is necessary to use models to study sub- microscopic objects such as atoms and molecules because they are too small to be seen.
Answer:
Yes.
Explanation:
Only an acidic compound and then a basic compound react(neutralization reaction) to give a salt.
Acid+Base=Salt+Water.
Hope this helps❤❤❤
<span>In 5.70 mol of Hafnium there are 34,326 208 203*10^23 atoms.</span>