Question

Q.1
Which of the following is considered as the disadvantage of particular carrier gas in gas
chromatography?
I
a) Dangerous to use
b) Expensive
c) Reduced sensitivity
d) low density
i) a) Hydrogen b) Helium c) Nitrogen d) Oxygen
ii) a) Oxygen b) Hydrogen, c) Helium, d) Nitrogen
iii) a) Hydrogen b) Helium c) Nitrogen d) Helium
iv) a) Helium b) Hydrogen e) Oxygen d) Helium​

Answer 1

Answer:ᴍᴀᴅᴇ ᴀ ᴍᴇɴᴛɪᴏɴ ᴏғ ᴅᴀᴊᴊᴀʟ ɪɴ ᴛʜᴇ ᴘʀᴇsᴇɴᴄᴇ ᴏғ ... ʟɪᴋᴇ ᴊᴀɴɴᴀʜ ᴀɴᴅ ʜᴇʟʟ; ʙᴜᴛ ᴡʜᴀᴛ ʜᴇ ᴄᴀʟʟs ᴊᴀɴɴᴀʜ ᴡɪʟʟ ʙᴇ ɪɴ ғᴀᴄᴛ ʜᴇʟʟ."

Explanation: