Do question number 11

Do question number 11 7. 48. 11. Define focus ofa spner:cal nurror. Explain the term 'sorting' , Analyze that K:C03 is a basic salt with the involved chemical equation. Identify lime water & vinegar separately by using a paper of turmeric indicator. a. Predict the incident rays in the following diagram by observing the given reflected rays shown in the diagrarns. (Figure. I ) [1 [2 [2