Chemistry, 27.09.2021 21:40 torigirl4126

What is the isotope for 90 protons and 142 neutrons?

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 09:00, tashaunalewis4786

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Answers: 1

continue

Chemistry, 22.06.2019 11:00, 1060975

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

Answers: 1

continue

Chemistry, 22.06.2019 11:00, coco8560

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Answers: 1

continue

Chemistry, 22.06.2019 20:00, emilyswinge4421

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