Alkynes are hydrocarbons that characteristically have
a) one single bond between two hydrogen atoms.
b) one double bond between two carbon atoms.
c) one triple bond between two carbon atoms
d) two double bonds between two pairs of carbon atoms.
Question 2
A rocket moving in outer space maintains a constant acceleration (magnitude = 20 m/s2) while ejecting fuel at a speed of 15 km/s relative to the rocket. If the initial mass of the rocket is 3 000 kg, what is the magnitude of the thrust after 800 kg of fuel have been consumed?
a. 56 kN
b. 48 kN
c. 52 kN
d. 44 kN
e. 36 kN
Hydrogen Atom
Formation of a peptide bond by a condensation reaction.
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A single overhead camshaft engine with a timing belt that also rotates the water pump.
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Testcross of a single character