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a laboratory stockroom has a stock solution of 90 mv sulfuric acid h2so4 aq if a technician dilutes 50ml of the stock
the tires on a car has a radius of 31 centimeter determine what is the angular speed of these tires when the car is
a jet travels at a speed of 542 ms through air at 0 degree celsius determine what is the mach
explain how could you separate barium sulfate baso4 from nh42co3explain how could you separate zinc chloride zncl2 from
you are driving down a road at a constant speed of 178 ms and another car drives toward you the other car is in the
chuck norriss fist has a mass of 070 kilogram starting from rest this fist attains a velocity of 80 ms2 in 15 second
the ideal gas law explains the relationship among the pressure p volume v number of moles n and absolute temperature t
a parallel-plate capacitor has circular plates with radius 45 centimeter and spacing 10 millimeter a uniform electric
if a stock concentration of 000099 m in 05 h2so4 of potassium dichromate is given after that dilute 5ml of potassium
calculate the peak electric field inside a 645 watt microwave oven under the simplifying approximation that the
1 explain what is the ph of a solution prepared by dissolving 41g of hcl in water to make 455ml of hcl solution2 a
early one october you go to a pumpkin patch to select your halloween pumpkin you lift the 27 kilogram pumpkin to a
explain solids liquids and gases in terms of how they fill a container utilize your descriptions to identify the
a boy is running at a speed of 64 ms and grabs a rope hanging vertically from a tall tree in order to swing out over a
a at a certain instant a particle-like object is acted on by a force f 26 ni -30 nj 53 nk while the objects velocity
in computing the heat given off by a reaction in a calorimeter you must account for heat absorbed by1 water and
in 1960 a tampa florida mother reportedly raised one end of a car that had fallen onto her son when a jack failed if
the roof of a large arena with a weight of 280 kn is lifted by 42 centimeter so that it can be centered determine how
n2o5 decomposes with a first order rate constant of 48110-4 sec if the preliminary concentration is 16510-2 m1explain
the force on an atom is directed along an x axis and given by f 077x29 - 24 where x is in meters and f is in newtons
when a 927 kilogram block is located on top of a vertical spring the spring compresses 395 centimeter evaluate what the
a chemical engineer is trying to raise output of a chemical plant she is considering utilizing an expensive catalyst or
a car goes from 40 ms to 80 ms in a distance of 200 meter determine what is its average
a vehicle starts from rest and accelerates to 40 ms2 for 5 seconds then maintain that velocity for 10 second and then
a certain element has three isotopes the isotopes masses amu and abundances are 15937 3060 16279 1579 and 163925361