Classify the following compounds as ionic or covalent: a. MgCl2 b. Na2S c. H2O d. H2S

What was Thompson's model of the atom called

150 lb of NaCl are initially dissolved in 500 gal of a NaCl solution in a container. Water is continuously added to the container at a rate of 5 gal/min and the container content, which is kept uniform by mixing, is also withdrawn out of the

Which atom will gain electrons during ionic bonding? a) Li b) F c) Mg d) K

How does exercise affect the balance of salt and water Im your body?

The weights of all elements are always compared to oxygen.

What are some examples of density?

A 0.110 mol sample of an ideal gas occupies 3.50l. what is the volume of 0.250 moles of this gas at the same temperature and pressure?

Give an example of an industry i n which Chemistry is used and explain how it is.

How much fencing material does fiona need in meters?

Write the full ground-state electron configuration for each element. (a) s: