Diana has just completed a reaction that had a chemical change. Which two changes could be evidence of this change?

color and odor
color and shape
odor and density
shape and density

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

Which of the following describes the entropy change as a solution is made from a liquid and solid