Question

2 Add the baking soda slowly and carefully so that the reaction with the vinegar does not make the mixture fizz and spill over the edges of the pot Boil the solution over low heat for about an hour, until the solution is clear Once the solution.cools down, insert the stirring rod carefully in it Pour the solution in the beaker and let it cool Pour the vinegar in the pot Before washing the pot, scrape the white powder left in it with the stirring rod, making sure a small quantity sticks to it Stir the morture gently with the spoon until all and stops fizzing​

Answer 1

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