That depends on how big it is (they come in various sizes).
1 ounce = one ounce, so that's the weight right there. If you need the weight as a decimal number: 1 ounce = 28.3 grams.
It's so close it makes little difference.
1 fluid ounce.
They weigh about 1 ounce !
1.22 oz or 34.38 g - one tbsp (US) weighs 0.61 oz or 17.19g
1 ounce
1 ounce
1/16 of an ounce
1 ounce or 28.3 grams
1 pounds = 16 ounce
A quart of blackberries weighs 1 to 1 1/2 pounds.
1 ounce
Ounces are a unit of weight, so yes, 1 ounce of anything = 1 ounce of anything else.