An atom has 30 protons, 30 neutrons, and 30 electrons. What is the charge of the atom’s nucleus? A: +30
B: +60
C: -30
D: -90

+30

Explanation:

The nucleus holds both protons and neutrons. Since a neutron is neutral there is no charge. Protons are a positive charge. so the atoms nucleus is +30.

the answer would be a

answer: i have one answer

acids are substances that ionize (break off) in an aqueous solution to produce hydrogen (h+) ions

explanation:

hope this and sorry i could only come up with one answer!