chemical reactions

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Bryn's chemical reaction
What you need/equipment
-baking soda
-vinegar 
-x2 plastic cups 
-washing powder
-water
-food coloring (optional)
-1/4 of a teespoon
Step 1.1/4 of a tespoon of baking soda in one of the cups. (put the food coloring in the baking soda and stir it if your using food coloring)

Step 2. Now pour a little bit of vinagar in.

 Step 3. Put a quarter of a teaspoon of washing powder in the other cup.

 Step 4. Now put water too the washing powder

(optional) Step 5. Have a play round with it and mix some stuff around

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