You may have used vinegar and baking soda before to make bubbles. In this experiment, we add a little dish detergent to make the bubbles last longer and see if you can use chemistry to control the ...
Sometimes a recipe will call for both baking soda and baking powder ... To test baking soda, drop half a teaspoon into a small amount of vinegar. If it fizzes, it's still active.
Line a baking ... Add the vinegar and sugar, increase the heat slightly, and cook, uncovered, for a further 5 minutes. Set aside to cool completely. Sift the flour, bicarbonate of soda and salt ...
Students will be able to plan and carry out an investigation to compare the amount of gas produced in reactions between baking soda and baking powder when vinegar is added. Students will be able to ...