URGENT! Need Physics help ASAP please! Question is...how does a half-life relate to a radioactive sample
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URGENT! Need Physics help ASAP please! Question is...how does a half-life relate to a radioactive sample

[From: ] [author: ] [Date: 13-02-24] [Hit: ]
it is the time in which a x amount of sample of y takes to decay to half its original amount (1/2x). Its usually in the form of radioactive decay but can be any exponential decay, you will probably learn half life in exponential and logs in higher hs math. Radioactive decay is just any unstable element that loses energy and protons, electrons or nucleons to create a more stable nuclei, hence an atom.......
Thanks in advance =)

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Well that's not a physics question... Well the half life refers to the radioactive sample because a half life is how long it takes for HALF EXACTLY of a radioactive substance to decay.
For instance over the course of 703,800,000 million years or 703 million years it takes that long for a sample of uranium 235 to decay to half of what it was
For instance a sample of 400 grams of uranium would be exactly 200 grams of uranium 35 and would the other half would be a decay product.
It relates by being the process that causes the sample to decay

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Thats such a vague question.

A radioactive sample will ALWAYS decay in a period of time that is known as half life. It is exactly as it sounds, it is the time in which a x amount of sample of y takes to decay to half its original amount (1/2x). Its usually in the form of radioactive decay but can be any exponential decay, you will probably learn half life in exponential and logs in higher hs math. Radioactive decay is just any unstable element that loses energy and protons, electrons or nucleons to create a more stable nuclei, hence an atom. So all radioactive samples decay, creating a half life, and its important because a radioactive sample means that it is unstable

However all elements go through half life. Carbon-14 is among the longest at 5730 years that is why carbon dating exists.
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