A point charge of -4. 28 pc is fixed on the y-axis, 2. 79 mm from the origin. What is the electric field produced by this charge at point p, which is on the x-axis, 9. 83 mm from the origin?.

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Which of the following statements about acidic water is true? a. acid has no effect on the h, o molecules. b. the solution contains a larger number of oh ions than h, o ions. c. the solution contains a larger number of h, o ions than qh ions. d. the solution contains an equal number of h, o ions and oh ions. none of the above e.