The result of your conversion between watthour and grain/quart [US] appears here
To convert between Watthour and Grain/quart [US] you have to do the following:
First divide 3600 / ((0.45359237/16)*(192/175)/480)/(0.0037854118/4) = 52576.04826995
Then multiply the amount of Watthour you want to convert to Grain/quart [US], use the chart below to guide you.
Symbol: Wh
No description
Symbol: gr/qt
No description