If an organism had 200 atoms of carbon-14 at death, how many atoms will be present after 14,325 years? Round the answer to the nearest hundredth.

Answers

Answer 1
Answer:

Answer:

35.34 atoms will be present after 14,325 years.

Step-by-step explanation:

Given : Carbon-14 has a half-life of approximately 5,730 years. This exponential decay can be modeled with the function N(t) = N0. If an organism had 200 atoms of carbon-14 at death.

To find : How many atoms will be present after 14,325 years?

Solution :

The half-life exponential function modeled isN=N_o((1)/(2))^{(t)/(h)}

Where, N_o=200 is the initial atoms

N is the total number of atoms.

t=14,325 years is the time  

h=5,730 years is the half-life time

Substitute the value in the formula,

N=200((1)/(2))^{(14325)/(5730)}

N=200((1)/(2))^(2.5)

N=200(0.1767)

N=35.34

Therefore, 35.34 atoms will be present after 14,325 years.

Answer 2
Answer:

Answer:

35.36 atoms

Step-by-step explanation:


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What is 7% tax on a $9.79 purchase

Answers

all u do is put 9.79 multiplied by .07 and it gives you 0.6853 so its .68 or .69 cents if u round

all you do is to put 9.79 multiplied by .07 and it gives you 0.6853 so its .68 or .69 cents if u round the decimal

Help me pleasssseeee​

Answers

Answer:

$600

Step-by-step explanation:

The bike is $800

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Whats the least common multiple of 2,6, and 8

Answers

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The length of a rectangular mural is 2ft. more than three times the width the area is 165 sq. ft. Find the Width And Length

Answers

We know that the formula for the area of a rectangle is: 

A=lw 

We know that the area is 165. Now we need to solve for the dimensions. 

Let the width of the rectangle be "x"

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Multiply the terms. 

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Bring the 156 over. 

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We have to use the quadratic formula to solve this now. Let us restate it: 

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Now I'm going to fast forward this because all the rest is boring stuff and substitution. The answer is: 

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Since we cannot have a negative answer, we must cancel out the other answer, which I did not include. 

Hope this helped! :) 

~Cam943, Junior Moderator
l×b=area
l=2+3b
2+3b ×b=165
3b²=163
b²=54.3
b=√54.3
b=7.37 or 7.4=7
b=7ft
l=2+3(7.4)
l=2+ 22.2
l=24.2=24
l=24ft

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Answers

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