Tomatoes are pretty heavy. Chopped finely and it would be about two cups. Cups is a measure of volume. Pounds is a measure of weight and mass. You can not directly convert the two.
1 pound of tomatoes is about 2 cups chopped, equivalent of 3 medium globe tomatoes or 8 small plum tomatoes.
About 1lb of tomatoes will yield 2 cups chopped tomatoes. So in your case, 1/2 lb should do it.
That is approximately 0.368 cup.
Chopped fine, about 240 grams.
That is approximately 3/4 cup
Depends if they are chopped or not. If whole, about 0.1 of a cup.
5+1/2 for chopped, 6 for sliced
There are roughly 17.5 calories in 3.5-oz. of tomatoes.
With 156 grams per cup, 320 grams would be a little more than 2 cups.
According to freeAmericanRecipes.com and CookItSimply, 2 cups of raw cucumber, diced or chopped, equals 300 grams or 10.6 ounces.
grams is weight. if you weigh out 100 grams of pecan, then pour into measuring cups, it is exactly 1 1/4 cups.