## How Many Grams in an Ounce

There are 28.3495231 grams of the metric system in one ounce of the British Imperial and US Standards for weights and measures. 1 ounce = 28.3495231 grams 1 troy ounce = 31.1034768 grams Ounce (abbr. oz) is a widely-spread unit of mass or volume (fluid ounce), which is used in various systems and has several definitions. The most regular definition of this u ...

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