Hydrocarbons containing only single bonds are
a. alkanes.
b. alkenes.
c. aromatics.
d. alkynes.
e. ketones.
a
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a. True b. False Indicate whether the statement is true or false
If molecules in a sample of gas moved so they completely missed each other, with no other effects, the gas temperature would
A) increase. B) decrease. C) remain unchanged.
The eyepiece of a compound microscope has a focal length of 2.50 cm and the objective has a focal length of 1.60 cm
The two lenses are separated by 15.0 cm. The microscope is used by a person with normal eyes (near point at 25 cm). What is the angular magnification of the microscope? A) 78 x B) 94 x C) 195 x D) 234 x E) 125 x
A region of space contains a uniform electric field oriented along the y-axis. A frame of surface area A is placed perpendicular to the y-axis in the xz-plane. The magnitude of the electric flux through this frame is ?0
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