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Ounces to grams

Convert ounces to grams for recipes and postage, with the math shown step by step.

Grams
340.19 g

12 oz = 340.19 g

Also equals

How it works

g = oz × 28.349523125

One ounce is exactly 28.349523125 grams, so multiplying by 28.349523125 turns ounces into grams.

  1. Multiply by 28.349523125 12 × 28.349523125 = 340.19 g

Nearby values

Ounces Grams Kilograms Pounds
9 oz 255.15 g 0.26 0.56
10 oz 283.5 g 0.28 0.63
11 oz 311.84 g 0.31 0.69
12 oz 340.19 g 0.34 0.75
13 oz 368.54 g 0.37 0.81
14 oz 396.89 g 0.4 0.88
15 oz 425.24 g 0.43 0.94