Explain how many oxygen atoms are present in 179 g of
Explain how many oxygen atoms are present in 1.79 g of copper (II) sulfate pentahydrate? Molar mass = 249.70 g/mol.
a) 0 atoms
b) 3.89 x 10^22 atoms
c) 4.32 x 10 ^ 21 atoms
d) 1.73 x 10^ 22 atoms
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the magnetic field of the earth at a certain location is directed vertically downward and has a magnitude of 500 microt
if a sample of dry nitrogen occupies 447ml at stp explain what would its volume be if it were collected over water at
a skier starts from a height of 200 meter and slides down a frictionless slope find the speed of the skier at a height
a 35 turn coil of radius 52 centimeter rotates in a uniform magnetic field having a magnitude of 045 t if the coil
explain how many oxygen atoms are present in 179 g of copper ii sulfate pentahydrate molar mass 24970 gmola 0 atomsb
assume that the electric field in the earths atmosphere is e 140 x 102 nc pointing downward find what is the electric
explain which of the following gases would be expected to behave most nearly preferably under the same conditions h2 f2
pulling up on a rope you lift a 435 kilogram bucket of water form a well with an acceleration of 178 ms2 evaluate what
explain a gaseous fuel mixture stored at 748mmhg as well as 298k contains only methane ch4 and propane c3h8 while 118l
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