Vidyalelo
Metallurgical Engineering · Q39

Fuels, Furnace and Refractories Technology

Engineering and GATE · Metallurgical Engineering · question 39

Q39

Oxygen percentage (by weight) in atmospheric air is

A.
19
B.
20
C.
21
Answer
D.
22

Answer: Option C

Solution

Answer: Option C
No explanation is given for this question Let's Discuss on Board
PreviousNext
All Fuels, Furnace and Refractories Technology questions