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the average density of solids near the surface of the earth is p 4x10-3 on the assumption of a spherical planet of
measurements on sodium have given the following data resistivity 47 10-8 ohm m hall coefficient -25 10-10 m3 c-1
if both electrons as well as holes are present the conductivities add this is because under the effect of an applied
an electromagnetic wave of free space wavelength 05mm propagates through a piece of indium antimonide that is placed in
find out the change in the moles of gas for each of the following reactions and decide if the entropy increases
explain which concentration below must be reported for a solution if a precision of 01 is needed in the data analysis
a explain what is the expected geometry of so2 s is the central atom depict the lewis structureb so2 can act as a lewis
acid-catalyzed dehydration of an alcohol the majority closely resembles an e1 mechanism when secondary as well as
the method of this lab is to dehydrate 2-methylcyclohexanol as well as determine the ratio of major to minor products
a carboxylic acid reacts with water to form a carboxylic ion as well as h3o complete the following
a certain person had a brain that weighed 140 kg and contained 489 x 1010 cells presuming that each cell was completely
state the ksp equilibrium constant for the reaction of ag and cl- to form agcls the ksp of agcl is 182x10-10 at 25
while 1250ml of a 0130 m aqueous solution of aluminum nitrate is mixed with 1000ml of a 0218 m aqueous solution of
a solution containing toluene had a gas chromatographic peak area of 412420 while 07130g of this solution was spiked
explain what volume in ml of a 02587 m naoh solution do you require to completely neutralize 2500ml of a 01500 m h2so4
the delta hvap of a certain compound is 1539 kjmol-1 as well as its delta s vap is 5808 jmol-1k-1 explain what is the
for a particular reaction at 1724 degrees celsius delta g 29631 kjmol as well as delta s 92692 jmolk compute the delta
a 1000 g sample of limestock rock is crushed to powder also then treated with 5000 ml of 01012 m hcl the excess acid
give the iupac name for the alkyl group not the common name given the locant of the parent as well as any parentheses
utilize tlc to monitor a reaction that converts an alcohol into a carboxylic acid give diagrams to show a the reaction
a if a gammow bag is pressurized to 14atm above atmospheric pressure at an altitude of 25000 ft where atmospheric
compute the mass of urea that must be dissolved in 217g of water at 35 degrees celsius to produce a solution with a
explain how many grams of benzene c6h6 can be melted with 162 kj of heat energy the molar heat of fusion of benzene is
you require to prepare a 100mm acetate buffer a ph of 55 use the henderson-hasselblach equation to compute the number
the concentration of cholesterol glucose and urea in the blood as of a fasting individual are listed below in units of