What basic type of reaction is illustrated by the general equation A + B ? AB?
a. Combination
b. Decomposition
c. Double-replacement
d. Single-replacement
a
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If it is given that 635 K equals 362°C, then it follows that 902 K equals a. 629°C. b. 1 175°C. c. 514°C
d. 650°C. e. 640°C.
If you were to cut a small permanent bar magnet in half,
A) neither piece would be magnetic. B) one piece would be a magnetic north pole and the other piece would be a south pole. C) each piece would in itself be a smaller bar magnet with both north and south poles. D) None of these statements is true.
Would increasing the load factor for air travel reduce per passenger energy use? Explain
What will be an ideal response?
At a distance D from a very long (essentially infinite) uniform line of charge, the electric field strength is 1000 N/C. At what distance from the line will the field strength to be 2000 N/C?
A) 2D B) D C) D/ D) D/2 E) D/4