Pls help Answer choices for first one:
1
2
3
4
Answer choices for the second:
0.025
0.0025
0.050
0.0050

Which of the following nuclei would be the least stable a 2 protons, 2 neutrons b 1 proton 1 neutron c 1 proton 3 neutrons d 1 proton 2 neutrons

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )

An atom that gains or loses one or more electrons is called a(n)