There are 3 grams of carb in a cup rhubarb.
In a cup, or 25 grams, 26 calories
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A cup is a measure of volume while pounds is a measure of weight so a direct calculation is difficult. If we only take liquid weight into account, one cup is eight ounces and two pounds would be 32 ounces so two pounds of rhubarb would equate to 4 cups.
In one cup of wild rose hips (northern plane Indians), there are 49g of carbohydrates. (63% of that is dietary fiber).
On average, rice has about 35-45g of carbohydrates per cup.
Powdered sugar contains 30 grams of carbohydrates per 1/4 cup serving, so there are 120 grams of carbohydrates per cup of powdered sugar.
1 cup of pumpkin (raw) contains 7.5 grams of carbohydrates.
All sugar (white or brown) is entirely carbohydrates. Same with starch.
1 cup of cooked oats has 29 grams of carbohydrates.
There are 45g of carbohydrates in 1 cup of Jasmine (or white) rice.
There is 10 calories in half a cup of chopped zucchini.