1 ounce is equal to approximately 28.3495 grams. This means that if you have one ounce of any substance, it weighs about 28.35 grams.
The conversion from ounces to grams is based on the fact that one ounce equals exactly 28.3495 grams, a standard measurement used widely in cooking, science, and commerce. This precise value helps ensure accurate conversions across different contexts.
Conversion Table
| Ounces | Grams |
|---|---|
| -24.0 | -680.39 |
| -22.0 | -624.49 |
| -20.0 | -566.99 |
| -18.0 | -510.49 |
| -16.0 | -453.99 |
| -14.0 | -397.49 |
| -12.0 | -340.99 |
| -10.0 | -284.50 |
| -8.0 | -227.99 |
| -6.0 | -171.49 |
| -4.0 | -114.99 |
| -2.0 | -58.49 |
| 0.0 | 0.00 |
| 2.0 | 56.70 |
| 4.0 | 113.40 |
| 6.0 | 170.09 |
| 8.0 | 226.79 |
| 10.0 | 283.49 |
| 12.0 | 340.19 |
| 14.0 | 396.89 |
| 16.0 | 453.59 |
| 18.0 | 510.29 |
| 20.0 | 566.99 |
| 22.0 | 623.69 |
| 24.0 | 680.39 |
| 26.0 | 737.09 |
To read the chart, locate your ounce value in the first column and then find the corresponding grams in the second column. The values help compare weights easily across different measurements.
Conversion Tool
Result in grams:
Conversion Formula
The formula to convert ounces to grams multiplies the number of ounces by 28.3495, which is the precise value for one ounce in grams. This works because the conversion factor is based on the international avoirdupois ounce standard. For example, 2 ounces times 28.3495 equals 56.699 grams.
Conversion Example
- Convert 3 ounces:
- Step 1: Recognize the conversion factor: 28.3495 grams per ounce.
- Step 2: Multiply 3 by 28.3495: 3 × 28.3495 = 85.0485 grams.
- Convert 5 ounces:
- Step 1: Use the same factor: 28.3495 grams per ounce.
- Step 2: 5 × 28.3495 = 141.7475 grams.
- Convert 0.5 ounces:
- Step 1: Multiply 0.5 by 28.3495: 0.5 × 28.3495 = 14.17475 grams.
- Convert 10 ounces:
- Step 1: Multiply 10 by 28.3495: 10 × 28.3495 = 283.495 grams.
- Convert 1.2 ounces:
- Step 1: Multiply 1.2 by 28.3495: 1.2 × 28.3495 = 34.0194 grams.
Conversion Chart
This chart helps you quickly find grams for various ounces. For example, if you see 4 ounces, look across the row or column to find 113.4 grams. It’s useful for quick reference, especially when measuring multiple weights.
Related Conversion Questions
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Conversion Definitions
Ounce
An ounce is a unit of weight in the avoirdupois system, primarily used in the US and UK, equal to about 28.3495 grams, used for measuring small quantities of items like food, precious metals, or ingredients.
Grams
Grams are metric units of mass, with 1000 grams making one kilogram. They are used worldwide for measuring weights in cooking, science, and commerce, providing a standard for precise measurements.
Conversion FAQs
How precise is the conversion from ounces to grams?
The conversion uses a standard factor of 28.3495 grams per ounce, which is highly precise for most practical purposes. Minor variations may occur depending on the measurement system used, but this value is widely accepted and accurate.
Can I use this conversion for different types of substances?
Yes, the conversion applies universally regardless of the substance measured, whether it’s liquids, solids, or powders, since it deals with weight, not volume. Still, density differences may affect volume-based conversions.
Why is the conversion factor exactly 28.3495?
This value is based on the international avoirdupois ounce definition, which equals exactly 28.349523125 grams. Rounded to 28.3495 for simplicity, it maintains high accuracy for everyday conversions.