An atom consists of 11 electrons, 12 neutrons, and a number of protons. Which information will be most helpful in determining the atom’s charge?

What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?

2. how is heavy water different from normal water

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m