grams are small! 1 tsp Sugar, brown 4.6 grams 1 tsp Sugar, granulated 4.2 grams 1 tsp Sugar, powdered (unsifted) 2.5 grams http://www.gourmetsleuth.com/gram_calc.htm
4 grams is 1 tsp. So this is 2.25 tsp
5 g
There are 5 grams of sugar in one teaspoon
39 grams of white sugar is a little more than 9-1/4 tsp. (9.36)
About 5 tsp
That is approximately 3.5 teaspoons.
that is approximately 20 tsp
12 grams = 2 1/4 tsp
A gram is a unit of weight, and a cup is a unit of volume (a cup of sugar will not weigh the same as a cup of water). 30 g = 1.05821 oz by weight. Granulated sugar weighs about 4.2 grams per tsp, so 30 grams would be just over 7 tsp. of sugar.
There are 64 grams of sugar in a 20 oz Dr. Pepper. 4 oz of sugar equals 1 teaspoon. Therefore there are 16 teaspoons of sugar in a 20 oz Dr. Pepper.
It is roughly around 7 teaspoons. 4 grams of sugar=1 tsp. 12 grams of sugar=1 tbsp.