It should be 50% and 25%.
Answer:
Your body is all your physical parts, including your head, arms and legs
C.The grasa population would decrease.The snake and hawks population would increase..
Answer: Potassium-40 decays into argon gas over time.
Explanation: Potassium-argon dating is a dating method used to determine the age of sedimentary rocks by comparing the proportion of K-40 to Ar-40 in a sample of rock, and knowing the decay rate of K-40.
Potassium-40 undergoes decay following first order kinetics as given below: