Question

identify the molecule having empirical formula CH2O
(1) CH3CHO

(2) HO-CH2-CH2-OH

(3) COOH
|
COOH

(4) CH3COOH

Answer 1

your answer is 4

since it contains the basic of empirical formula
c2h4o2= (cho)2

I hope this may help you

Answer 2

Hey !

★ Here is your answer ★

___________________


The answer is 4th one !!

How ?

Check the number of C , H and O
It is C2H4O2

Now it is its molecular formula
As we know empirical formula means simplest ratio

So C2H4O2 --> 2 gets common and Remaining
CH2O

Hope it helps you ☺