Question

using the knowledge of acids and bases write a secret message with the help of baking soda and beetroot explain how it works

Answer 1

We can do it with turmeric and base as sodawe have to take a yellow coloured paper and have to apply turmeric solution on it for creating a message.then to see the message we can apply soda solution so it will turn red in colour .it is becoz the turmeric is an indicator abd when base is added it changes to red.