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what is the molarity of a solution obtained when a mass of 236 g of calcium chloride is diluted to a volume of 250 ml
a guitar string is 108 cm long and has a mass of 34 g from the bridge to the support post l is 70 cm and the string is
a satellite of jupiter has an orbital period of 177 days and an orbital radius of 422 105 km from these data determine
calculate the molarity of the solution when 5396 g of sodium chloride are added to water in order to make a 200 l
an artificial satellite circles the earth in a circular orbit at a location where the acceleration due to gravity is
assuming that the total volume of the solution does not change after 120 moles of hcl are added to 10 l of a solution
in coming to a stop a car leaves skid marks 81 m long on the highway assuming a deceleration of 430 ms 2 estimate the
a student ran the following reaction in the laboratory at 226 k 2 nobrg 2 nog br2g when she introduced 0177 moles of
the equilibrium constant kc for the following reaction is 180e-2 at 698 k 2 hig h2g i2g calculate the equilibrium
when a falling meteoroid is at a distance above the earths surface of 250 times the earths radius what is its
the equilibrium constant kc for the following reaction is 775 at 600 k cog cl2g cocl2g calculate the equilibrium
a comet of mass 13 1010 kg moves in an elliptical orbit around the sun its distance from the sun ranges between 0545
the equation for the reaction o khp and naoh shows ratio 11 ratio for the two reactants experimentally how do you know
after the sun exhausts its nuclear fuel its ultimate fate will be to collapse to a white dwarf state in this state it
a satellite in earth orbit has a mass of 102 kg and is at an altitude of 210 106 m assume that u 0 as r a what is
what are the products that form from 24-dimethylpentane after monochlorination stereoisomers not
for the arrangement shown in the figure below an object is placed 037 m in front of the converging lens which has a
calculate the maximum number of grams of potassium carbonate that can be added without changing the volume
a mixture of 100 g of k2cr2o7 and 200 g of water is stirred at 60 c until no more of the salt dissolves the resulting
a candle with a flame 22 cm tall is placed 54 cm from the front of a concave mirror a virtual image is produced that is
a beam of light with red and blue components of wavelengths 670 nm and 425 nm respectively strikes a slab of fused
a how many o2 molecules are needed to react with 609 of s answer 1721023 molecules b what is the theoretical yield of
a 73 m diameter solid sphere can be rotated about an axis through its center by a torque of 108 mn which accelerates it
water flows out of a large reservoir through a small pipe that opens to the atmosphere 10 m below the level of the
what is the maximum number of grams of nacl that can be added to 40 l of a 00090 m leadii chloride solution without