One cup is 8 liquid oz's If want to know how much one cup of walnuts weigh you will have to weigh them
I just weighed one cup of chopped onion: 4 ounces.
One cup of shelled pistachios weighs approximately 5.9 ounces or 167 grams.
Three ounces.
Between 6.2 and 6.25 oz
One cubic centimeter of water would fit into that cup, and it would weigh 1 gram.
2 milligrams weigh 0.002 grams.
1 fluid ounce.
That is approximately 8.2 ounces.
1 pound or any thing stupid
1 cup of extra light olive oil = 214 g ( 0.2 kg ) = 7.5 oz
The weight of one cup of soybean oil is 7.7 ounces. This is equal to 220 grams or 0.48 pounds.