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when heated cyclopropane is converted to propene rate constants for this reaction at 470 deg c and 510 deg c are k 110
find the rms voltage across each element in an rlc circuit with r 98kilo ohms c 017microf and l 25mh the generator
the molar heat of combustion of ch4 is 882 kjmole how many kj of heat are produced when 675g of ch4 are
an ac voltmeter which displays the rms voltage between the two points touched by its leads is used to measure voltages
describe a non-chemical application of le chateliers principle what is the system in equilibrium what is the stress how
a space vehicle is traveling at 4450 kmh relative to the earth when the exhausted rocket motor is disengaged and sent
the standard enthalpy change for a process is 601 kjmol what is the minimum value for the standard entropy change if
an ac generator with a frequency of 150hz and an rms voltage of 225v is connected in series with a 150kilo ohms
you have discovered a basic amino acid its carboxyl group pka is 192 its amino group pka is 1003 its side chain pka is
mary mass 33 kg likes to slide too on a nearby playground there is a straight metal slide with a vertical drop of 20 m
the vibrational energy levels of an hbr molecule are ek c k frac12 where c 5 middot 10ndash20 joules and k 0 1
a 0400 kg glider is moving to the right on a frictionless shyhorizontal air track with a speed of 0900 ms when it makes
when you burn methane it unites with oxygen to form carbon dioxide and water write an equation to balance the reactants
consider a container with a partition in the middle the container is thermally isolated from the environment initially
the mass of a regulation tennis ball is 580 g although it can vary slightly and tests have shown that the ball is in
if 0260 moles of a monoprotic weak acid ka9010-5 is titrated with naoh what is the ph of the solution at the
a railroad flatcar of weight 7840 n can roll without friction along a straight horizontal track initially a man of
a 300-m long rod is hinged at one end the rod is initially held in the horizon position and then released as the free
at a certain temperature the solubility of strontium arsenate sr3aso42 is 00620 gl what is the ksp of this salt at this
the ksp of mercuryiihydroxide hgoh2 is 36010-26 calculate the solubility of this compound in
a 414-cm diameter disk rotates with a constant angular acceleration of 230 rads2 it starts from rest at t 0 and a line
at 22ccelsius an excess amount of a generic metal hydroxide moh2 is mixed with pure water the resulting equilibrium
a bimetallic strip is made out of two strips of metal bonded together each strip is 200 cm long and 100mm thick 1 strip
two slits separated by a distance of d 0110 mm are located at a distance of d 241 m from a screen the screen is
one point-like charge of 20 nc sits at the center of a thick spherical shell of inner radius 4 cm and the outer radius