What keeps an ionic bond held together?

a)gravity

b)the sharing of electrons

c)energy of valence electrons

d)attraction between oppositely-charged ions

What are the percent by mass of copper in penny lab

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

Listenbase your answer to the question on the information below. nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body. cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment. which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61