Instant · Precise · Universal
34 units available
6 categories total
To convert pg to grams: multiply by 10⁻¹². To convert pg to ng: divide by 1,000.
1 pg = 10⁻¹² g = 10⁻¹⁵ kg = 1,000 fg. A human cell contains about 6 pg of DNA.
For example, 1 Picogram (pg) = 1.000000e-24 Teragram (Tg).
| Picogram (pg) | Teragram (Tg) |
|---|---|
| 0.1 | 1.000000e-25 |
| 0.5 | 5.000000e-25 |
| 1 | 1.000000e-24 |
| 2 | 2.000000e-24 |
| 5 | 5.000000e-24 |
| 10 | 1.000000e-23 |
| 25 | 2.500000e-23 |
| 50 | 5.000000e-23 |
| 100 | 1.000000e-22 |
| 500 | 5.000000e-22 |
| 1000 | 1.000000e-21 |
The picogram is a unit of mass equal to 10⁻¹² grams or 10⁻¹⁵ kilograms — one trillionth of a gram.
1 pg = 10⁻¹² g = 10⁻¹⁵ kg = 1,000 fg. A human cell contains about 6 pg of DNA.
To convert pg to grams: multiply by 10⁻¹². To convert pg to ng: divide by 1,000.
Quantifying DNA in cells (~6 pg per human cell), measuring blood hormone levels, and forensic trace analysis.
The total DNA in a single human cell weighs about 6.4 pg — this tiny amount contains your entire genetic blueprint.
Confusing pg (picogram) with pg as an abbreviation for 'page'. Context matters in mixed documents.
Remember: each human cell has ~6 pg of DNA. This anchors the picogram in biology.
The teragram equals 10¹² grams or one million tonnes (one megatonne).
1 Tg = 10¹² g = 10⁹ kg = 10⁶ tonnes = 1 megatonne.
To convert Tg to tonnes: multiply by 10⁶. To convert Tg to Gg: multiply by 1,000.
Global carbon budgets (~10,000 Tg C/year from fossil fuels), volcanic eruption plume masses.
Earth's atmosphere has a total mass of about 5.15 × 10⁶ Tg (5.15 × 10¹⁸ kg).
Confusing Tg with Pg (petagram): 1 Pg = 1,000 Tg. Climate papers use both — check carefully.
Global CO₂ emissions ≈ 36,000 Tg/year (or 36 Pg/year). This is a key climate number to remember.



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