The element krypton (symbol: Kr) has several radioactive isotopes. Here
listed are several of these Isotopes along with their half lives: Kr-73, 27s;
Kr-74, 11.5 min; Kr-76, 14.8 h; Kr-81, 210,000 y. Which of the isotopes is
most stable and which of the isotopes is most radioactive? Explain your
answer.
Answers: 2
Chemistry, 22.06.2019 13:30
What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves
Answers: 1
Chemistry, 22.06.2019 16:50
What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume
Answers: 2
Chemistry, 22.06.2019 17:00
According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.
Answers: 2
The element krypton (symbol: Kr) has several radioactive isotopes. Here
listed are several of these...
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