Pound per Gallon (lb/gal) expresses mass in pound per unit volume in gallon, found by dividing a mass value by a volume value.
Pound per Gallon to Slug per Quart
Convert pound per gallon (lb/gal) to slug per quart (slug/qt) instantly with formula, conversion table, and FAQ.
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Convert pound per gallon (lb/gal) to slug per quart (slug/qt) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Slug per Quart (slug/qt) expresses mass in slug per unit volume in quart, found by dividing a mass value by a volume value.
slug/qt = lb/gal × 0.00777
Results update instantly for Pound per Gallon to Slug per Quart conversions.
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Formula
slug/qt = lb/gal × 0.00777
lb/gal = slug/qt × 128.696194
Conversion table
| 1 lb/gal | 0.00777 slug/qt |
| 5 lb/gal | 0.038851 slug/qt |
| 10 lb/gal | 0.077702 slug/qt |
| 20 lb/gal | 0.155405 slug/qt |
| 50 lb/gal | 0.388512 slug/qt |
| 100 lb/gal | 0.777024 slug/qt |
| 500 lb/gal | 3.885119 slug/qt |
| 1000 lb/gal | 7.770238 slug/qt |
Related conversions
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How the formula works
Both pound per gallon and slug per quart measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per gallon by 0.00777 to get slug per quart. To reverse the conversion, multiply a slug per quart value by 128.696194 to get back to pound per gallon.
Frequently asked questions
What is Pound per Gallon (lb/gal)?
Pound per Gallon (lb/gal) expresses mass in pound per unit volume in gallon, found by dividing a mass value by a volume value.
What is Slug per Quart (slug/qt)?
Slug per Quart (slug/qt) expresses mass in slug per unit volume in quart, found by dividing a mass value by a volume value.
How do I convert pound per gallon to slug per quart?
Multiply the pound per gallon value by 0.00777 to get the equivalent in slug per quart. For example, 5 lb/gal × 0.00777 = 0.038851 slug/qt.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.00777 is an exact, non-rounded value.
Can I convert slug per quart back to pound per gallon?
Yes. Divide the slug per quart value by 0.00777, or multiply it by 128.696194, to get pound per gallon.
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About converting pound per gallon to slug per quart
Pound per Gallon (lb/gal) expresses mass in pound per unit volume in gallon, found by dividing a mass value by a volume value. Slug per Quart (slug/qt) expresses mass in slug per unit volume in quart, found by dividing a mass value by a volume value.
Use this calculator to move between pound per gallon and slug per quart accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.