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charle [14.2K]
2 years ago
5

Element X decays radioactively with a half life of 12 minutes. If there are 690 grams of Element X, how long, to the nearest ten

th of a minute, would it take the element to decay to 30 grams?

Mathematics
1 answer:
Alexeev081 [22]2 years ago
7 0

Answer:

the answer and explanation of the question is in the picture

Step-by-step explanation:

hope this helps

please like and Mark as brainliest

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What is the order of the set A={-1,20,3,17,5}
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Hey!

Hope this helps...

~~~~~~~~~~~~~~~~~~~~~~~~~~~

I'm assuming your talking about least to greatest, OR greatest to least.  If so, that's what I'll do...


Least to Greatest: -1, 3, 5, 17, 20

Greatest to Least: 20, 17, 5, 3, -1

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3 years ago
In triangle XYZ. the measurements of angle X and angle Y are 45° Which is the longest side of the triangle
ipn [44]

Answer:

the side XY

Step-by-step explanation:

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2 years ago
Find two consecutive odd numbers such that the sum of the first number and one-third of the second number is equal to fifty. 35
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Read 2 more answers
How would u find 20% of the regular price? what would you do with this amount to find the sale price
hjlf

Answer:

you would multiply the price by .20

Step-by-step explanation:

example:

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3 0
2 years ago
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