Question

Among the two test-tubes I and II, one contains acetic acid and another contains water. Which of the properties of acetic acid can be used to identify acetic acid from it ? I. Colour change with universal indicator II. Reaction with NaHCO3 III. Colour of the solution IV. Transparent nature (A) l and II (B) 11 and III (C) III and IV (D) I and IV

Answer 1

Answer:

The answer is option A) 1 and11

Answer 2

Answer:

Explanation:

If (a+b)/X = (c+d)/n

Here a+b = X

And n= X + 4

a,b,c and d are continuous numbers.

This formula is created by me

(Tanishq Gupta).

This formula is known as E-ON LAWS

My question is give a numerical example of 4 digit number like 1003,1004,1005,1006.