Chemistry, 14.01.2021 20:40 Haywood82

Indium-115 has a half-life of 4.5 hours. A 24.0 mg sample of indium under goes radioactive decay. How much indium would remain after 27 hours? a)375 mg
b)24.0 mg
c)5.33 mg
d)12.0 mg

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 22:30, Arealbot

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

Answers: 2

continue

Chemistry, 22.06.2019 09:10, chloeholt123

How have the greenhouse gasses increased from the year 2000 to 2018

Answers: 2

continue

Chemistry, 22.06.2019 10:00, momo1039

When a septic tank backs up a goes in to clean it out

Answers: 2

continue

Chemistry, 22.06.2019 11:00, nnaomii

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

Answers: 3

continue

You know the right answer?

Indium-115 has a half-life of 4.5 hours. A 24.0 mg sample of indium under goes radioactive decay. Ho...