Question

the number of oxygen atoms present in 1 mole of oxalic acid dihydrate is

Answer 1

Aɴsᴡᴇʀ:

6

Exᴘʟᴀɴᴛɪᴏɴ:

As we can see that one molecule of dihydrate oxalic acid has 6 oxygen atoms. 1 mole of oxalic acid=36.13×1023 atoms of oxygen.