3 teaspoons.
None. Gelatin comes from bones and not from milk.
Three servings of Oreos has 42 grams of sugar. Three servings would be nine Oreos.
A single packet of gelatin typically contains around 2 to 3 teaspoons of gelatin powder.
.19 ounces of gelatin is needed for 12 ounces of liquid.
26grams
1
Oftentimes an unflavored gelatin is used (Knox is a famous brand in the USA.)
One!
It depends on the country, but generally, no. If the type of gelatin is not specified on the list of ingredients, it is usually pork-derived, which would make the gelatin-containing-product haram. If the gelatin used is halal beef gelatin (as opposed to haram beef gelatin - which can come from an improperly slaughtered cow) or is vegetarian gelatin, the product will indicate as much.
3 or more servings
too much!