Calculate the sum of `simga` and `pi` bond in tetra phosphoric acid.

(If your answer is 'X' divide it by `13.(X/13)=Y` so answer is Y)

If the number of sigma and pi bonds in vinyl acetate are x and y respectively. What is the sum of x+y ?

If the number of sigma and pi bonds in vinyl acetate are x and y respectively. What is the sum of x+y ?

Write the nature of y.a and x in y=a^x . Can you determine the value of x for a given y ? Justify your answer.

If the number of Chiral carbon in camphor is X and total number of racemic form is Y then, report your answer is 4[X+Y]

Is the pair of equations x - y =5 and 2y-x =10 inconsistent ? Justify your answer.

Is the pair of equations 3x - 5y =6 and 4x -6y =7 consistent ? Justify your answer.

Do the following pair of linear equations have no solution? Justify your answer. x= 2y, y= 2x

For what value of x+y in Fig. will ABC be a line? Justify your answer

Calculate value of "x+y" ffor "hypophoshporic acid", where x is total number of lone pair(s) and y is total number pi -bond(s) in givenn oxo-acids.