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Unit Converter

Conversion formula

The conversion factor from ounces to grams is 28.349523125, which means that 1 ounce is equal to 28.349523125 grams:

1 oz = 28.349523125 g

To convert 12 ounces into grams we have to multiply 12 by the conversion factor in order to get the mass amount from ounces to grams. We can also form a simple proportion to calculate the result:

1 oz → 28.349523125 g

12 oz → M(g)

Solve the above proportion to obtain the mass M in grams:

M(g) = 12 oz × 28.349523125 g

M(g) = 340.1942775 g

The final result is:

12 oz → 340.1942775 g

We conclude that 12 ounces is equivalent to 340.1942775 grams:

12 ounces = 340.1942775 grams

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gram is equal to 0.0029394968291317 × 12 ounces.

Another way is saying that 12 ounces is equal to 1 ÷ 0.0029394968291317 grams.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twelve ounces is approximately three hundred forty point one nine four grams:

12 oz ≅ 340.194 g

An alternative is also that one gram is approximately zero point zero zero three times twelve ounces.

Conversion table

ounces to grams chart

For quick reference purposes, below is the conversion table you can use to convert from ounces to grams

ounces (oz) grams (g)
13 ounces 368.544 grams
14 ounces 396.893 grams
15 ounces 425.243 grams
16 ounces 453.592 grams
17 ounces 481.942 grams
18 ounces 510.291 grams
19 ounces 538.641 grams
20 ounces 566.99 grams
21 ounces 595.34 grams
22 ounces 623.69 grams