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the second-order fringe of 610 nm light is observed at an angle of 12deg when the light falls on two narrow slits how
it takes 31 minutes for a 1000-g sample of a certain isotope to decay to 0350 g what is the half-life of this
monochromatic light falls on two very narrow slits 0050 mm apart successive fringes on a screen 510 m away are 52 cm
a 392-microf capacitor is connected across a 642-hz generator an inductor is then connected in parallel with the
the activation energy of an uncatalyzed reaction is 89 kjmol the addition of a catalyst lowers the activation energy to
2no g br2 g yields 2nobr g what is the rate of disappearance of br2 when no 59times10-2 m and br2 026
two disks disk a and disk b each having the same mass and inertia of i12mr2 are rolling on the floor and then up ramps
a calculate the initial velocity of a reaction in terms of vmax if the substrate concentration is 12 the km substitute
a solution made from 650 g of an unkown compound in 278 g of diphenyl has a molality of 0195 m calculate the molar mass
calculate the power spectrum of square pulse with amplitude a and length tau0 plot the power spectrum shower several
a particle with radius r5i4k3k has a force of f3i-8j5k acting on ita what is the torque in unit vector notation about
a saturated na2co3 solution is prepared and a small excess of solid is present white pile in beaker a seed cdrystal of
a brass wire is to withstand a tensile force of 350n without breakingwhat minimum diameter in mm must the wire
calculate the maximum bond extension in angstroms past equilibrium in hcl35 in its first excited vibrational state the
gamma rays are photons with very high energya what is the wavelength of a gamma-ray photon with energy 605 kev b how
your laboratory experiment on limiting and excess reagents involves the reaction between aqueous solutions of cuno32
dinoflagellates are single-cell creatures that float in the worlds oceans many types are bioluminescent when disturbed
a 0954-kg toy car is powered by four aa batteries 600 v total connected directly to a small dc motor the car has an
no and o2 are mixed in a container of fixed volume kept at 1000 k their initial concentrations are 00200 moll and 00300
a particle is moving with a certain speed its speed and energy are being measured with respect to earth when the
if 103 ml of 0100 n naoh is used to bring 100 ml of juice to a ph of 820 what is the titratable acidity gl assuming
a solenoid is made by tightly wrapping a wire 030mm in diameter around a 40mm diameter cylinder a if the inductance of
a coil with area 20m2rotates in a 0010t magnetic field at a frequency of 60hz how many turn are needed to generate a
how many ml of 1 m naoh solution do you add to a 250ml flask and bring it to volume with deionized water to make o12 m
lithium has only two naturally occurring isotopes the mass of lithium-6 is 601512 and the mass of lithium-7 is 701601