How many grains in 1 once? The answer is 472.07584201648. We assume you are converting between grain and once [France]. You can view more details on each measurement unit: grains or once The SI base unit for mass is the kilogram. 1 kilogram is equal to 15432.358352941 grains, or 32.69042170644 once. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between grains and once [France]. Type in your own numbers in the form to convert the units!
1 grains to once = 0.00212 once
10 grains to once = 0.02118 once
50 grains to once = 0.10592 once
100 grains to once = 0.21183 once
200 grains to once = 0.42366 once
500 grains to once = 1.05915 once
1000 grains to once = 2.1183 once
You can do the reverse unit conversion from once to grains, or enter any two units below:
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