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

what are nutrients the Venus flytrap use and need
rewrite the following sentence in the active or passive voice form 1. public elementary and secondary schools provide the free education to all people2. the you
Mary bought a bag of rice for 9,000.00 and sold it for 6,300.00. What was her percentage loss?​
A 25 p⁺, 55 n⁰, 25 e⁻ B 25 p⁺, 30 n⁰, 25 e⁻ C 30 p⁺, 25 n⁰, 25 e⁻ D 25 p⁺, 30 n⁰, 23 e⁻
5/6 divdide-3/2 i need this for study
What is the value of b in the equation -4 = 6 + b?
i need help badly emergency!!
Find the value of unknown angles
Write 8/10 as a percentage
Kylie was out at a restaurant for dinner when the bill came. She wanted to leave a tip of 32%. What number should she multiply the cost of the meal by to find t