In general, Comets have _____ orbits.
A. Elliptical
B. Highly elliptical
C. Circular
D. Parabolic
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A. Elliptical
B. Highly elliptical
C. Circular
D. Parabolic
A. China
B. Brazil
C. New Delhi
D. None of these
A. USA
B. Canada
C. Bahamas
D. Cuba
A. Acetone
B. Benzene
C. Acetic acid
D. Petroleum ether
A. 510.94 million km²
B. 492.102 million km²
C. 392.023 million km²
D. 692.192 million km²
The soul of chemistry is dealing with___________?
A. Internal structural changes in matter
B. Composition of matter
C. Properties of matter
D. Composition and properties of matter