Ounce to Gigagram Converter
Unit Converter
Instant · Precise · Universal
34 units available
6 categories total
How to Convert Ounce to Gigagram
To convert ounces to grams: multiply by 28.3495. To convert grams to ounces: divide by 28.3495.
1 oz = 28.349523125 g = 1/16 lb = 437.5 grains.
For example, 1 Ounce (oz) = 2.834952e-8 Gigagram (Gg).
Ounce to Gigagram — Common Values
| Ounce (oz) | Gigagram (Gg) |
|---|---|
| 0.1 | 2.834952e-9 |
| 0.5 | 1.417476e-8 |
| 1 | 2.834952e-8 |
| 2 | 5.669905e-8 |
| 5 | 1.417476e-7 |
| 10 | 2.834952e-7 |
| 25 | 7.087381e-7 |
| 50 | 0.000001417476156 |
| 100 | 0.000002834952312 |
| 500 | 0.00001417476156 |
| 1000 | 0.00002834952313 |
About Ounce (oz)
Definition
The ounce (avoirdupois) is an imperial unit of mass equal to 1/16 of a pound or approximately 28.35 grams.
Mathematical Relationship
1 oz = 28.349523125 g = 1/16 lb = 437.5 grains.
Conversion Formula
To convert ounces to grams: multiply by 28.3495. To convert grams to ounces: divide by 28.3495.
Practical Applications
Food packaging (cereal boxes, cheese), postal weights, baby weight tracking (lb and oz), and cooking.
Interesting Facts
There are two different ounces: the avoirdupois ounce (28.35 g) for general use and the troy ounce (31.1 g) for precious metals. Gold is always measured in troy ounces.
Common Mistakes
Confusing avoirdupois ounces (28.35 g) with troy ounces (31.1 g). Also confusing oz (mass) with fl oz (volume).
Educational Tips
There are 16 oz in a pound. A quick gram conversion: 1 oz ≈ 30 g (for estimation).
About Gigagram (Gg)
Definition
The gigagram is equal to 10⁹ grams or 1,000 tonnes (metric tons).
Mathematical Relationship
1 Gg = 10⁹ g = 10⁶ kg = 1,000 tonnes.
Conversion Formula
To convert Gg to tonnes: multiply by 1,000. To convert Gg to kg: multiply by 10⁶.
Practical Applications
National emissions reports, large mining output figures, and major commodity trade volumes.
Interesting Facts
The Great Pyramid of Giza has an estimated mass of about 6,000 Gg (6 million tonnes).
Common Mistakes
Confusing Gg (gigagram) with GB (gigabyte). In mass contexts, G always means giga = 10⁹.
Educational Tips
1 Gg = 1 kilotonne = 1,000 tonnes. Used when 'tonnes' gets unwieldy for very large masses.