shekinahdouglas1 shekinahdouglas1
  • 23-03-2019
  • Chemistry
contestada

Carbon-14 has a half-life of 5720 years and this is a first order reaction. If a piece of wood has converted 25% of the carbon-14, then how old is it?

Respuesta :

Michaelharpster00 Michaelharpster00
  • 23-03-2019

1430 years old if its only 25%

Answer Link

Otras preguntas

Which method would be BEST to use to factor the polynomial 2x7 – 4x6 – 70x5?
Which punctuation mark is required to set apart an introductory phrase? semicolon colon comma none
a cork is able to float on water because it is A: a crystalline sold B: equal density to water C: small in size D:less dense than the water
Find the common difference 2,4,6,8,10,..
BRANLESS FOR ANSWERWhich is an example of the associative property? –(18.9 + 3.2) = –18.9 + (–3.2) –17.5 + 0 = –17.5 (8.4 + 10.3) + (–4.1) = 8
how would to show a rate of change of 60 miles per hour on a graph
When alkali metals are heated with hydrogen they form--------hydrides
Which choices are equivalent to the fraction below? Check all that apply.3^9/3^9 A.3^18 B.3^1 C.0 D.3^0 E.1
What type of sentence is​ this? Come to my house whenever you like.
C'est le fils de mon père mais ce n'est pas moi, qui est-ce ? Mon _______________________.