Agave is just a green vegetable, so its refined juice is in the same category as maple syrup. Entirely acceptable.
It can be, it would require a valid Passover hechsher.
One teaspoon of agave nectar has 3.6g of carbs.
Tequila and Agave Nectar
The Agave Nectar Gallon has to weight 5KG. or 11 pounds.
no.
acid
Agave nectar is about as heavy as water. About 15 gm in one tablespoon.
It would have to be certified kosher for Passover.
The label has to say "Kosher for Passover"
Yes, only if they are specifically certified kosher for passover. You can find kosher for Passover olives at any Jewish supermarket
Agave nectar is approximately 1.4 times sweeter than sugar, so an appropriate substitution is 3/4 cup nectar per 1 cup sugar. You do have to account for the extra liquid in the agave nectar, so be carefull when adding additional liquids to your recipe.
9g of Agave Nectar provides 25.7 kcal