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essay assignmentimagine that you are an industrial hygienist or a safety officer and you have been asked to create a
as part of a laser light show a technician is adjusting a diffraction grating a green laser with a wavelength of 532 nm
to confirm the wavelength of a new laser a scientist prepares a diffraction grating with a distance of 500x10-6 m
a wire is made out of aluminum with a cross-sectional area ofnbsp575times10-4nbspm2nbspand a length
a 15 cm tall object is 30 cm away from a concave lens that has a focal length of 50 cm what is the images distance from
a student is given the challenge of determining the focal length of the lens in an lcd projector the projector creates
an automobile with a total mass of 1500 kg is placed on a moving flatbed railcar there are no additional horizontal
as we all know the electron has wave-like property and also for other particle however i am wondering how to related a
car a runs a red light and broadsides car b which is stopped and waiting to make a left turn car a has a mass of 1800
the tower of doom at elitch gardens in denver colorado lifts 15 people 50 m into the air the engineers assume the
cubic zirconia cz looks a lot like a diamond but is much less valuable suppose you find a diamond-looking gem in the
a 570 kg diver dives from a height of 150 m she reaches a speed of 140 ms just before entering the water what was the
please need help show clear work please thank you1 although the speed and weight of a vehicle both affect force of
thermochemistry how many mls of water will be decomposed to hydrogen and oxygen by 85 kcal of the following equation
if an undetected bubble of air were trapped inside the gas collection tube what would be its effect on the percent
calculate the concentration of all species at equilibrium in 001 m acetic acid in water at 25 given ka of acetic acid
how much b5h9 must be burned to produce 4500 kcal of energy by following equation 2b5h912o29h2o5b2o3 delta h-4188
what is the equilibriumnbspca2nbspconcentration whennbsp229nbspl of anbsp0157nbspmnbspcalcium acetatenbspsolution are
oxygen gas o2 is required to burn propane c3h8 producing carbon dioxide co2 and water h2o in the process this is
if you hadnt added quite enough hydrochloric acid to consume all of the magnesium metal what would be the effect of
a solution ofnbspcopperii sulfatenbspcuso4 in water isnbsp9500nbspnbspcopperii sulfatenbspby mass its density
copperii chloride has the chemical formula cucl2 we wish to make a solution of copperii chloride by adding it to a
to carry out a chemical reaction you need 07 mol of hcl if you have a 40 m solution of hcl how many liters would need
write the reaction that occurs when hno3nbspis added to ammonium nh4ammonia nh3 buffer systemwrite the reaction that
given the following two reactions 2na2hcl2naclh2 delta h-15234 kcal h2cl22hcl delta h-4412 kcal what is delta h