Chemistry, 07.05.2021 09:50 andybiersack154
These steps are followed when using the half-life of carbon-14 to determine
the age of an object that contains carbon. What is the correct order of these
steps?
A. Use the half-life of carbon-14 to determine the number of half-lives
that have passed.
B. Use the number of half-lives that have passed to determine the age
of the object.
C. Measure the ratio of parent and daughter nuclei.
A. B, C, A
B. C, A, B
O C. A, B,C
OD. A, C,B.
Answers: 1
Chemistry, 22.06.2019 06:40
Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.
Answers: 3
Chemistry, 22.06.2019 11:00
An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it
Answers: 1
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 19:40
What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles
Answers: 2
These steps are followed when using the half-life of carbon-14 to determine
the age of an object t...
Mathematics, 10.04.2021 14:00
Mathematics, 10.04.2021 14:00
History, 10.04.2021 14:00
Social Studies, 10.04.2021 14:00
Mathematics, 10.04.2021 14:00
Law, 10.04.2021 14:00
Health, 10.04.2021 14:00
Physics, 10.04.2021 14:00
Geography, 10.04.2021 14:00
Business, 10.04.2021 14:00
Social Studies, 10.04.2021 14:00
History, 10.04.2021 14:00
Physics, 10.04.2021 14:00
Mathematics, 10.04.2021 14:00