1. Chocolate Cake Uziel and Nakwan CHOCOLATE CAKE

2. Original recipe 1 ½ cups unsweetened cocoa powder, plus more for dusting 1 ½ teaspoons salt 3 cups all-purpose flour 1 tablespoon baking soda ¾ cup vegetable oil 1 ½ cups buttermilk 3 cups sugar 1 ½ teaspoons vanilla extract 1 ½ teaspoons baking powder 3 large eggs, lightly beaten 1 ½ cups hot water

3. Recipe Directions 1.Preheat oven to 350 degrees. Butter cake pans. Line bottoms with parchment paper, and butter paper. Dust the pans with cocoa; tap out extra. 2.Sift cocoa, flour, baking soda, baking powder, salt, and sugar into bowl. Beat in oil, buttermilk, vanilla, eggs, and hot water one at a time, using a mixer set at low beat until smooth, about 2 mins. 3.Pour batter into pans. Bake 45 to 55 minutes, or until a toothpick inserted into the centers comes out clean; an adult should rotate the pans halfway through and remove cakes from the oven. 4.Let cakes cool in pans on wire racks, 20 minutes, before inverting to remove. Discard paper. Cool completely on racks, top side up. 5.With a butter knife, frost top of trimmed layer. 6.Place the other layer on top. Frost top and sides of cake

4. Recipe converted metric 355 mL unsweetened cocoa powder 8 mL teaspoons salt 711 mL all-purpose flour 15 mL baking soda 237 mL vegetable oil 355 mL buttermilk 711 mL sugar 8 mL vanilla extract 8 mL baking powder 3 large eggs, beaten lightly 355 mL hot water

5. Chemical change The taste changes when it becomes s solid It goes from a okay tasting liquid to a better tasting solid Probably get to this topic 2 nd or 3 rd week

6. Physical change Changes from a liquid to a soft solid

7. An ionic compound involved Name Sodium Chloride Formula NaCl Ions Na -1 Cl +1

8. A covalent compound involved Name Milk Formula C 18 H 36 O 6 Polar Intermolecular forces

9. stoichiometry Adjust the recipe to serve your class Show all new amounts and 1 sample conversion 12 servings x recipe amount recipe servings 12 x 335 mL =142mL of unsweetened coco powder 30 3.2 mL of salt 6 mL of baking soda 94.8 mL of vegetable oil

10. Is it practical to make adjusted amount? No Because you could just cut smaller pieces for everyone