Mass per volume density.
Grams per Cup to Carats per Quart Converter — g/cup to ct/qt
Convert Gram per Cup (g/cup) to Carat per Quart (ct/qt) using the exact conversion factor (1 gram per cup = 20 carat per quart). See the formula, worked examples, and conversion table.
Grams per Cup to Carats per Quart converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 4.226752838 / 0.2113376419.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Cup to Carats per Quart
Gram per Cup and Carat per Quart both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
carats per quart = grams per cup × 20
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per cup equals 4.22675283773 base units, and 1 carat per quart equals 0.211337641887 base units, so dividing one by the other gives the direct gram per cup-to-carat per quart factor of 20.
Simple example
1 g/cup × 20 = 20 ct/qt
1 gram per cup = 20 carats per quart.
Real-world example
1,000 g/cup × 20 = 20,000 ct/qt
1,000 grams per cup = 20,000 carats per quart.
Conversion table
| Gram per Cup (g/cup) | Carat per Quart (ct/qt) |
|---|---|
| 0.1 g/cup | 2 ct/qt |
| 1 g/cup | 20 ct/qt |
| 10 g/cup | 200 ct/qt |
| 100 g/cup | 2,000 ct/qt |
| 1,000 g/cup | 20,000 ct/qt |
| 10,000 g/cup | 200,000 ct/qt |
Reverse conversion: Carat per Quart to Gram per Cup
20 ct/qt × 0.05 = 1 g/cup
20 carats per quart = 1 grams per cup.
grams per cup = carats per quart × 0.05
For a page dedicated to this direction, see Carat per Quart to Gram per Cup.
Understanding the Gram per Cup (g/cup)
Mass per volume density.
Understanding the Carat per Quart (ct/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per quart are in 1 gram per cup?
1 gram per cup equals 20 carats per quart, using the exact defined conversion factor rather than an estimate.
How do I convert gram per cup to carat per quart?
Multiply the gram per cup value by 20. The converter above does this instantly to whatever precision you set.
How do I convert carat per quart back to gram per cup?
Use the reverse factor: 1 carat per quart equals 0.05 grams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per cup?
Gram per Cup (g/cup) is a unit of density.
What is a carat per quart?
Carat per Quart (ct/qt) is a unit of density.
Is the gram per cup to carat per quart conversion exact?
Yes. Both gram per cup and carat per quart are defined by fixed standards rather than physical artifacts, so the factor of 20 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.