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a car with good tires on a dry road can decelerate at about 50 ms2 when braking assume the car is initially traveling
due to thermal motion the electrons at room temperature are randomly traveling to and fro at 112 times 105 ms even
an organic acid is an significant chemical used in the manufacture of a couple classes of polymers it contain only c h
state the mechanism showing electron flow with arrows for the acid-catalyzed hydrolysis of methyl benzoate to benzoic
the density of copper is 891 gcm3 and its atomic mass is 635 assuming each copper atom contributes one mobile electron
low molecular weight esters have fruity flavors and odors explain why do carboxylic acids which have lower molecular
a wire made from copper with a cross-section of diameter 0990 millimeter carries a current of 11 amp determine what is
a dentists drill starts from rest after 310 second of constant angular acceleration it turns at a rate of 26 x 104
explain what is the theoretical yield of chromium that can be produced by the reaction of 400 g of cr2o3 with 800 g of
a spring rest on a 30o incline its uncompressed length is 08 meter a 2 kilogram mass is located on the incline and
the percent composition by mass of a compound is 760 c 128 h and 112 o the molar mass of this compound is 2845 gmol
a tow truck pulls a car 500 kilogram along a horizontal roadway using a cable having tension of 859 newtona determine
if a sample of argon takes place the volume of 208ml at 19 degree c and 755torr at a temperature in degree celsius
a fly wheel rotates with an angular speed of 25 revs as it is brought to rest with a constant acceleration it turns 50
a spring that does not conform to hooks law exerts a force f 528 x 384 x2 in the direction opposite of the stretcha
a police officer investigating an accident estimates from the damage done that a moving van hit a stationary van at 27
a bucket with a mass of 30 kilogram is suspended by a rope that is wrapped around a cylinder the cylinder has a mass of
a gas sample has a volume of 541ml when at 65 degree c and 760 mm hg thus what is the volume in milliliters will it
a bicycle wheel has a diameter of 66 centimeter and a mass of 20 kilogram suppose the wheel has the characteristics of
an unstable particle at rest breaks up into two fragments of unequal mass the mass of the lighter fragment is 270 x
a 15 meter 478 newton uniform ladder rests against a frictionless wall making an angle of 600 degree with the
a body of mass 4 kilogram moves in a plane its position vector is given by riasinomegatjacos2omegati draw the part of
a 14 kilogram 15 centimeter diameter solid sphere is rotating about its diameter at 70 revmina determine what is its
in acidic solution fe3 a weak oxidizing agent can oxidize iodide ion to iodine i2 by conversion to fe2 without
a 1100 nf capacitor with circular parallel plates 10 centimeter in diameter is accumulating charge at the rate of 230