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The number 238 on jewelry typically refers to the purity of gold. It indicates that the gold is 23.8 karats, meaning it contains 99.92% pure gold, which is very high quality. This marking is often used in countries that follow the metric system for gold purity, and it signifies a premium level of craftsmanship and material.

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3mo ago

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What does the '238' in uranium 238 and the '14' in carbon 14 mean?

They represent the number of nucleons.


What do the '238' in uranium-238 and the '14' in carbon-14 mean?

The numbers in uranium-238 and carbon-14 refer to the atomic mass of the isotopes. The number '238' indicates that uranium-238 has a total of 238 protons and neutrons in its nucleus, while the number '14' indicates that carbon-14 has a total of 14 protons and neutrons.


What is the small number under a number mean?

It could mean the base for the number: for example, 238 is 23 in base 8, 10012 is binary 1001 and so on.


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the number usually helps jewelry makers keep track of each piece of jewelry she/he makes


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238 is 28% of 850


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the number usually helps jewelry makers keep track of each piece of jewelry she/he makes


What does the stamp 503 on jewelry mean?

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What does the number 141 mean on jewelry?

It was made in a foreign country


How many electrons are in isotope U-238?

Isotope U-238 has 92 electrons. This number corresponds to the atomic number of uranium, which is 92.


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The number 925 indicates that the piece of jewelry is made out of sterling silver.The letters could be the initials of the designer.


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238 X 01=238 However, it seems as if you mean 238 X 0.1 (with the decimal point) In which case 238 X 0.1 = 23.8


If uranium has an atomic number of 92 how many protons and neutrons are found in the uranium 238 atom?

In a uranium-238 atom, the number in the isotope name stands for the total number of protons and neutrons in the nucleus. So in this case, uranium-238 has 92 protons (atomic number) and 146 neutrons (238 - 92).