A. Nitrogen
B. Hydrogen
C. Nickle
D. Oxygen
Submitted by: Arsalan hashmi
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But here on Earth, nitrogen is a fairly inert gas at room temperature and is the most abundant element in Earth’s atmosphere.
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A. Nitrogen
B. Hydrogen
C. Nickle
D. Oxygen
Submitted by: Arsalan hashmi
But here on Earth, nitrogen is a fairly inert gas at room temperature and is the most abundant element in Earth’s atmosphere.
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon
A. Hydrogen
B. Blood
C. Oxygen
D. Protein
Submitted by: Mansoor Ahmed Suhag
A. Chlorine
B. Sodium
C. Sulfur
D. Magnesium
Submitted by: Naveed Tahir
A. Blue
B. Green
C. Brown
D. Black
Submitted by: Dr Omair Zafarullah Sulehry
A. Silicon
B. Aluminium
C. Calcium
D. Sodium
Submitted by: Ashfaque Ali Khoso
A. Earth
B. Venus
C. Moon
D. Saturn
Submitted by: Malik Asghar Hussain
A. Neon
B. Helium
C. Argon
D. Methane
Submitted by: Malik Asghar Hussain
A. Plasma
B. Liquid
C. Gas
D. Solid
Submitted by: Dr Hikmat Khan
A. Sulfur Dioxide and Potassium Nitrate
B. Sulfur and Charcoal
C. Nitrogen Oxide and Potassium Nitrate
D. Sulfur Dioxide and Nitrogen Oxide
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