5grams
Your question isn't possible to answer. A teaspoon is a measurement of volume, whereas a gram is a measurement of weight. Furthermore, it would depend on how heavy the yeast is, how well packed it is, etc.
About 1 teaspoon
1 teaspoon will hold 5 grams of water
3 teaspoon
5 grams of water in a teaspoon
There are 2.5 grams in half a teaspoon
About 12 calories in a teaspoon.
there are 1.8729902056249998 grams in a teaspoon of coffee.
5 grams of water in a teaspoon
2.5 grams in 1/2 teaspoon
A teaspoon of honey weighs 7.16 grams.
5g ----------------------------------------------------------------------------- The volume of a teaspoon is considered to be 5 mL. The mass contained depends on the density of the material because the mass is the product between volume and density.