One US barrel of oil is approximately equal to:
A. 42 Gallons
B. 156 Liters
C. 186 Liters
D. 158.9 Liters
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Chemistry Mcqs
The Sun is made of mostly:
A. Oxygen
B. Hydrogen
C. Nitrogen
D. Helium
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Which of the following gases is mainly causing the global warming?
A. Nitrogen
B. Methane
C. Carbon dioxide
D. Hydrogen
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For cement manufacture, which of the following is used in the largest quantity?
A. Alumina
B. Calcium oxide
C. Gypsum
D. Silica
For cement manufacture, which of the following is used in the largest quantity? Read More »