Question

Activity 4
Play a riddle with your friends 'Who am I?'
Make a circle with your friends. Write names of things (around you) on cards. Choose one of
your friends and paste the card on his/her back. Now tell your friend to move and ask others
'who am I?' Others will give clues indirectly until he/she discover the answers.​

Answer 1

Explanation:

NaHSO4 is a sodium salt of the bisulfate anion with chemical name Sodium bisulfate. It is also called Sodium acid sulfate or Bisulfate of soda or Sodium hydrosulfate. In its anhydrous form, it is hygroscopic. The solutions are acidic with a pH value of 1 for every 1M solution.