Question

1. WHEN WATER CONTAINING WASHING POWDER IS STIRRED VIGOROUSLY,THE FOAM SEPARATES OUT TO FLOAT ABOVE THE WATER SURFACE. WHY ?



2. WE HAVE LEARNT THAT WATER IS MADE UP OF HYDROGEN AND OXGYEN.BUT EVEN THEN POTABLE WATER IS NOT A COMPOUND. WHY ?





3. YOU MUST HAVE OFTEN NOTICED THAT SKY BECOMES CLEAR AFTER THE FIRST RAIN. CAN YOU EXPLAIN WHY ?

Answer 1

The foum is consist a long chain of fetty carbon chain it consists Na as head which is attracted towards water then tail towards dust as far this reason float on the water