How many ml of 0.500 m naoh would be required to exactly neutralize 220.0 ml of 0.150 m hcl?

i don't know people like to fight everywhere rip.

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.

level 4 to level 2 : ))

the answer is 0.42 is that is an option. this question provides no info