# Convert Ounces to grams (oz to gr) and grams to ounces (gr to oz) Online Conversion Calculator

Ounces to grams and grams to ounces (convert oz. to gr. and gr. to oz.) Online Conversion Calculator

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Ounces to grams (oz. to gr.) and grams to ounces (gr. to oz.) Online Conversion Calculator.
One Ounce ( oz. ) = 28.349 523 grams (gr.).

 Ounces to grams Conversion Table 1 ounce = 28.35 grams 2 ounces = 56.699 grams 3 ounces = 85.049 grams 4 ounces = 113.398 grams 5 ounces = 141.748 grams 6 ounces = 170.097 grams 7 ounces = 198.447 grams 8 ounces = 226.796 grams 9 ounces = 255.146 grams 10 ounces = 283.495 grams 11 ounces = 311.845 grams 12 ounces = 340.194 grams 13 ounces = 368.544 grams 14 ounces = 396.893 grams 15 ounces = 425.243 grams 16 ounces = 453.592 grams

There are 16 ounces in an avoirdupois pound. In 1958 the US (United States) and countries of the Commonwealth of Nations defined the mass of the international pound to be 0.453 592 37 kilograms. Since 1958, the international ounce is defined to be equal to about 28.349523 grams. The ounce is commonly used as a unit of mass in the US. While imperial units have been officially abolished in the UK, the ounce still remains as a unit of mass in some applications.

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