NEED ANSWER ASAP!
Which one of the following graphs best describes the solubility of potassium nitrate (KNO3)in water at different temperatures?

Image showing four possible graphs of solubility versus temperature.

A. Graph A

B. Graph B

C. Graph C

D. Graph D

Which mathematical relationship should you us to convert moles of a substance into grams

What is the independent variable in this investigation? mass volume sample number substance density

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