C is your answer. Because 8 times 1.75$ = $14.00 and 5 times 1.25= $6.25. So $14.00+ $6.25 = $20.25
Answer: The age of the fossilized leaf is 13829 years.
Step-by-step explanation:
Expression for rate law for first order kinetics is given by:
where,
k = rate constant
t = age of sample
a = let initial amount of the reactant = 100
a - x = amount left after decay process =
a) for completion of half life:
Half life is the amount of time taken by a radioactive material to decay to half of its original value.
b) for finding the age
The age of the fossilized leaf is 13829 years.
Answer:
Hello, The answer is -5.3
Step-by-step explanation:
Have a great day!
Answer:
you estimate usally by the nearest 100. in this case its by 10 so your estimate answer is 30 because your final answer is 26. is the last number is greter than 5 you round up and lower than 5 you round down
Step-by-step explanation:
Answer:
D
Step-by-step explanation: