Vanillin is the major substance in vanilla, which is used in making many sweet baked foods....

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Vanillin is the major substance in vanilla, which is used in making many sweet baked foods. Vanillin is a weak acid with pka of 7.4. When making chocolate chịp cookies (see picture recipe), vanilla is added at step 2 in the recipe. At this point, the butter and sugar mixture has a pH of about 6.3. What is the percentage of the base form of vanillin present when the vanilla is mixed into the cookie dough? Step 1: Cream the butter & sugar. Step 2: Add eggs and vanilla. Step 3: Add dry ingredients. Step 4: Make spheres. Step 5: Bake and enjoy. 7.4% OA. B, 91.9% 92.6% OC. 85.1% OD. Vanillin is the major substance in vanilla, which is used in making many sweet baked foods. Vanillin is a weak acid with pka of 7.4. When making chocolate chịp cookies (see picture recipe), vanilla is added at step 2 in the recipe. At this point, the butter and sugar mixture has a pH of about 6.3. What is the percentage of the base form of vanillin present when the vanilla is mixed into the cookie dough? Step 1: Cream the butter & sugar. Step 2: Add eggs and vanilla. Step 3: Add dry ingredients. Step 4: Make spheres. Step 5: Bake and enjoy. 7.4% OA. B, 91.9% 92.6% OC. 85.1% OD.