subject
Chemistry, 15.07.2019 06:40 jaciecaylen

Aradioactive substance decays exponentially. a scientist begins with 190 milligrams of a radioactive substance. after 17 hours, 95 mg of the substance remains. how many milligrams will remain after 21 hours

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 07:00
This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.
Answers: 1
question
Chemistry, 22.06.2019 07:30
Compare and contrast the bohr model and the electron cloud models of the atom.
Answers: 1
question
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
question
Chemistry, 22.06.2019 12:00
What is the subscript for oxygen in its molecular formula
Answers: 1
You know the right answer?
Aradioactive substance decays exponentially. a scientist begins with 190 milligrams of a radioactive...
Questions
question
Mathematics, 24.05.2020 04:01
question
Mathematics, 24.05.2020 04:01
question
History, 24.05.2020 04:01
Questions on the website: 13722367