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The "ch" on 18k refers to the purity of the gold in the jewelry item. 18k gold is 75% pure gold, with the remaining 25% made up of other metals such as copper, silver, or zinc. The "ch" stands for "carat," which is a unit of measurement used to indicate the purity of gold.

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ProfBot

6mo ago

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What does 18k ch gold necklace mean?

"18k" refers to the purity of the gold, in this case 18 karats. "ch" may indicate the chain style such as cable, curb, or hollow rope. This means the necklace is made of 75% pure gold and may have a specific type of chain.


What does CH 18K on jewelry mean?

This means that the jewelry is gold plated with 18 karat gold. You can get different kinds of gold in your jewelry.


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6 separate 18kOhm resistors wired in series make a total resistance of:18k+18k+18k+18k+18k+18k which is 108 kOhm.6 separate 18kOhm resistors wired in parallel make a total resistance of:1/[(1/18k) + (1/18k) + (1/18k) + (1/18k) + (1/18k) + (1/18k)] which is 3 kOhm.


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