I was to mention that amount in ounces and while thinking that it may throw you off, my brain in the process of switching it to ml, cl, or 1/4 L was temporarily on vacation.
I suppose you meant 25 cl per tea spoon of bicarbonate.
YES.
BTW, Canadians always use teaspoon. I can't recall asking for coffee spoon.
I wrote teaspoon and not tea-spoon, that is your invention.