The speed of sound in air is 344 ms at room temperature the
The speed of sound in air is 344 m/s at room temperature. The lowest frequency of a large organ pipe is 30 s^-1 and the highest frequency of a piccolo is 1.5*10^4 s^-1
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a buffer solution is prepared by adding 020 mole of nh3 and 030 mole of nh4cl to enough h2o to make one liter of
a car travels along a straight stretch of road it proceeds for 157 mi at 55 mih then 222 mi at 49 mih and finally 376
a stereospecific reaction is a reaction in which each of two stereoisomers of a starting material yields a particular
a hoop and a disk both of 072- m radius and 50- kg mass are released from the top of an inclined plane 30 m high and 71
the speed of sound in air is 344 ms at room temperature the lowest frequency of a large organ pipe is 30 s-1 and the
what is the maximum number of electrons in an atom whose highest-energy electrons have the principal quantum number
a pendulum consists of a mass m 0120 kg hanging from a flexible string of length l the string is very thin very light
a 1000g sample of red phosphorus powder was burned in air and reacted with oxygen gas to give 2291g of phosphorus oxide
the heat generated in this reaction helps melt away obstructions such as grease and the hydrogen gas released stirs up
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