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

3. Alexander deposited money into his retirement account that is compounded annually at an interest rate of 7%. Alexander thought the equivalent quarterly inter
"long lasting commitment and attainment of physical fitness goals are most successful when the goals"
which expression is equivalent to (3k-2i)squared, where i is the imaginary unit?
The weight of 10 identical samples of a substance is 0.1 pound. What is the weight of 10,000 samples?
A(n) _____ is any specific collections of objects of interest.
Why did the French people have such negative feelings towards Marie Antoinette? Were they justified?
Briefly explain one major difference between mcpherson and horwitz historical interpretation
Brown went to Paris . He paid $500 for the flight. And due to some inconvenience he got 12% back from the airline . What is the amount of the money he got back
What arm of milky way are we in?
liquids and gases transfer heat by ____. a. air movement b. convection c. conduction d. radiation