Mass per volume density.
Ounces per Quart to Kilograms per Cup Converter — oz/qt to kg/cup
Convert Ounce per Quart (oz/qt) to Kilogram per Cup (kg/cup) using the exact conversion factor (1 ounce per quart = 0.0070873808 kilogram per cup). See the formula, worked examples, and conversion table.
Ounces per Quart to Kilograms per Cup 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 29.95660683 / 4226.752838.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Quart to Kilograms per Cup
Ounce per Quart and Kilogram per Cup 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
kilograms per cup = ounces per quart × 0.00708738078125
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per quart equals 29.9566068292 base units, and 1 kilogram per cup equals 4226.75283773 base units, so dividing one by the other gives the direct ounce per quart-to-kilogram per cup factor of 0.00708738078125.
Simple example
1 oz/qt × 0.007087380781 = 0.0070873808 kg/cup
1 ounce per quart = 0.0070873808 kilograms per cup.
Real-world example
1,000 oz/qt × 0.007087380781 = 7.087380781 kg/cup
1,000 ounces per quart = 7.087380781 kilograms per cup.
Conversion table
| Ounce per Quart (oz/qt) | Kilogram per Cup (kg/cup) |
|---|---|
| 0.1 oz/qt | 0.0007087381 kg/cup |
| 1 oz/qt | 0.0070873808 kg/cup |
| 10 oz/qt | 0.0708738078 kg/cup |
| 100 oz/qt | 0.7087380781 kg/cup |
| 1,000 oz/qt | 7.087380781 kg/cup |
| 10,000 oz/qt | 70.87380781 kg/cup |
Reverse conversion: Kilogram per Cup to Ounce per Quart
0.0070873808 kg/cup × 141.0958478 = 1.000000003 oz/qt
0.0070873808 kilograms per cup = 1.000000003 ounces per quart.
ounces per quart = kilograms per cup × 141.095847798
For a page dedicated to this direction, see Kilogram per Cup to Ounce per Quart.
Understanding the Ounce per Quart (oz/qt)
Mass per volume density.
Understanding the Kilogram per Cup (kg/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per cup are in 1 ounce per quart?
1 ounce per quart equals 0.0070873808 kilograms per cup, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per quart to kilogram per cup?
Multiply the ounce per quart value by 0.007087380781. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per cup back to ounce per quart?
Use the reverse factor: 1 kilogram per cup equals 141.0958478 ounces per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per quart?
Ounce per Quart (oz/qt) is a unit of density.
What is a kilogram per cup?
Kilogram per Cup (kg/cup) is a unit of density.
Is the ounce per quart to kilogram per cup conversion exact?
Yes. Both ounce per quart and kilogram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.007087380781 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.