WILL MARK YOU THE BRAINLIEST IF YOU ANSWER THESE TWO QUESTION CORRECTLY :)

1. what is the formula of a compound that contains only hydrogen and carbon atoms, its molar mass is 58.12, and the mass percent composition of CARBON is 82.66.

2. what is the formula of a compound that contains only hydrogen and carbon atoms, its molar mass is 44.09, and the mass percent composition of HYDROGEN is 18.29.

Covalent bonds are formed between metals and boiling points true or false

Idon't really understand this can you me and show your work.☺☺[ chemistry b] subject [ electron transfer in lonic bonds]grade( 12)

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