4. the number that indicates the number of protons in the atoms

Potassium iodide (KI) combines with mercury chloride (HgCl2) to form potassium chloride (KCl) and mercury iodide (HgI2) during a double replacement reaction. Which of the following shows the balanced chemical equation for this reaction?

Why is plastic not classified as a composite?

Which statement about mixtures and solutions is incorrect? A) Some mixtures are solutions. B) All solutions are mixtures. C) No solutions are mixtures. D) Mixtures and solutions are always the same thing.

Is water wet? Like ... I know when water gets on you it makes you wet. But wouldn't it be the same if you were to get pepper on you your hand would just be "dirty"

What is vitamin b6 called

Which sample of water contains particles having the highest average kinetic energy?

Use the terms magnetic field and magnetic pole in a sentence

Which of the following statements about chemical formulas is FALSE? A) The subscripts represent the relative number each type of atom in the compound. B) The subscripts represent the relative mass of each type of atom in the compound.

The lowest possible concentration of free hydrogen ions is represented by a ph value of

Diseases that are inherited are caused by