In an esterification reaction between acetic acid and ethanol, which isoptopic substitution would be most useful in determining which reactant loses the -oh group

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

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

What is the measured amount of a product obtained from a chemical reaction?