Mohith said "`H_2` differs from 2H." Justify.

Mohan said " O_2 differs from O," Do you agree? Justify.

In a shelf there are 3 different Hindi books and 2 different Sanskrit books. A student can select a Hindi Book and a Telugu book in 3xx2=6 ways as explained below. Let the Hindi books be H_1,H_2,H_3 and Sanskrit books be S_1,S_2 . The six selections are H_1S_1,H_1S_2,H_2S_1,H_2S_2,H_3S_1,H_3S_2

Classify the species AlCl_(3), NY_(3), Mg^(+2) and H_(2)O into Lewis acids and Lewis bases and justify your answer?

The following reaction is known to occur in the body, If CO_(2) escapes from the system CO_(2) + H_(2)O hArr H_(2)CO_(3) hArr H^(+) + HCO_(3)^(-)

What are the fuel cells ? How are they different from galvanic cells ? Give the construction of H_(2), O_(2) fuel cell ?

A shelf contains 3 different Hindi books (H_1,H_2,H_3) and 2 different Sanskrit books (S_1,S_2) . The number of ways to select one book of any language either Hindi or sanskrit is (3+2) i.e., ways. The 5 ways are H_1,H_2,H_3,S_1,S_2

Two spheres .A. and .B. of masses in the ratio 1: 2. Specific heats in the ratio 2 : 3 falls from heights . h_(1) . and . h_(2) .. On reaching the ground rise in temperatures are equal, then h_(1)//h_(2)=

Starting from ‘a’ moles of H_2 and ‘b’ moles of I_2 an equilibrium H_2+I_2

The bond angle in H_2 O is 105^@ but in H_2 S is 92^@ . Explain the difference.