dubletrble22 dubletrble22

24-02-2017
Biology

contestada

The carbon atom is sometimes listed as carbon-12 and sometimes as carbon-14 what does this mean? PLZ HELP THIS IS URGENT

Respuesta :

Аноним Аноним

24-02-2017

Carbon-12 has 6 neutrons and 6 protons, making it 12.
Carbon-14 has 8 neutrons and 6 protons, making it 14.
It is used to date the age of things that are very old using radioactive isotopes.

Answer Link

Otras preguntas

What is the average for the following set of measurements? 3.1 ml, 2.7 mL, 4.6 mL, 1.9 mL, 8.7 ml?

Help,anyone can help me do quetion.

The authorities in your city propose spending a large part of their budget on the creation of an environmental park. What do you think would be the effects of c

pls help quickAll of the following are factors promoting regional integration except:A) similar culture B) similar social and economic problemc)impacted by glob

Please help I’ll give brainliest

The temperature at noon was -30C.By 10.P.M. on the same day the temperature decreased by 5.50. What is the temperature at 10 P.M? -8.40C -5.40C -2.40C 1.60C

Find the nth term of 9, 12, 13, 18

4. Water stands 12.0 m deep in a storage tank whose top is open to the atmosphere at1.00 atm. The density of water is given as 1000 kg/m² and some pressure conv

i am so happy right now wowowowoow

Divide. (7t^5 + 14t^4 − 28t^3 + 35t^2) ÷ (7t^2) step by step pls a. t^3 + 2t^2 − 4t + 5 b. t^3 − 2t^2 − 4t + 5 c. t^7 + 2t^2 − 4t + 5 d. t^3 + 2t^2 − 4t − 5