rossvikiki rossvikiki
  • 02-02-2017
  • Biology
contestada

how old is a rock that has 70% of it's original K-40

Respuesta :

Аноним Аноним
  • 02-02-2017
The correct answer is 0.2167 billion years old. Hope thsi helps.
Answer Link
liljunebug17
liljunebug17 liljunebug17
  • 06-02-2017
35% i know that for sure
Answer Link

Otras preguntas

Malaria is considered to be an endemic disease because it __________. A. is life-threatening B. is generally spread by mosquitoes C. is commonly found only in t
what is one good way to find theme in literature? A: consider the number of characters in the story. The number of characters is tied to the theme. B:consider
what is this painting called
The limbic system in your brain, contains your brain s____emfhb__center.
IS ANY BODY GOOD AT ENGLISH OR MATH
Plasma makes the blood appear red. True False
What group in the south welcome scalawags??
Is this the correct sentence? Marie has stolen my heart.
What are the values of x and y? x = 2, y = 22 x = 2, y = 44 x = 5, y = 22 x = 5, y = 44 HELP QUICKLY PLEASE!!!!!!!
A school principal wants to find out if his school needs more bike racks. a survey is taken of 30 students who ride their bikes to school. why might the sample