If you take 250 ml of 1.0 m naoh solution and dilute it with water to a final volume of 750 ml, what is the final concentration of of naoh?

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.

a corroding iron, if that's one of your choices

diaria maybe go see a doctor about that