Which of the following are properties of ionic compounds? A. hard solids with high melting and boiling points.

B. soft and good conductors of electricity.

C. both A and B

D. good conductors of electricity, but only when dissolved in water

Because electrons have negligible mass, to account for the mass of the isotope, there must be 16 neutrons, 16 neutrally charged, massive, fundamental particles present in the sulfur nucleus. and thus finally, if we have the 32s2− ion, there are 18 electrons, 16 protons, and 16 neutrons.

The dispersed phase is liquid and dispersed medium in milk is liquid

A) the enthralling of formation for pure element in its standard state is always positivehope this : )