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you have 324 g of o2 gas in a container with twice the volume as one with co2 gas the pressure and temperature of both
a race-car drive buys a car that can accelerate at 59ms2 theracer decides to race against another driver in a crappy
you need to prepare 1000 ml of a ph400 buffer solution using 0100 m benzoic acid pka 420 and 0160 m sodium benzoate
a 30-kg girl and a 25-kg boy face each other on friction-freeroller skates the girl pushes the boy who moves away at
a loaded freight car has 5 times as much mass as an empty freightcar if the loaded car coasts at 20 ms and collides
a 10-kg bowling ball moving at 40 ms bounces off a spring atabout the same speed that it had before bouncing what is
a technician wearing a brass bracelet enclosing area000500 m2 places her hand in a solenoid whose magneticfield is 290
a swimmer in a relay race has a 050 s lead and is swimming at aconstant speed of 4 ms the swimmerr has 50m to swim
1 write an equation describing the hydrolysis of one ester group in tannins by caco3 2 how would longer roasting time
cosmonaut andrei your co-worker at the international spacestation tosses a banana at you at a speed of 17 ms at exactly
what is the final temperature when 126g of hot water at 559 degrees celsius is mixed with 351g of cool water at 223
you are driving a car at the 25-mih speed limit when you observethe light at the intersection 70 m infront of you turn
electronic devices are usually enclosed in metal boxes onefunction of the box is to shield the inside components
a flight attendant pulls her 74 n flight bag a distanceof 318 m along a levelairport floor at a constant velocity the
1 draw a partial mo diagram between px-orbitals of silicon and the appropriate halide for trimethylfluorosilane and
a specific brand of gourmet chocolate candy contains 700 of dietary fat in each 227- piece how many kilograms of
what is the average distance between nitrogen molecules at atemperature of 04 deg c and a pressure of 005
sprinter set a high school record in track and field running 2000m in 220s what is the average speed of the sprinter
a student standing on the ground throws a ball straight up theball leaves the students hand with a speed of 833 ms when
how many grams of sodium nitrite should be added to 300 ml of 00680 m of nitrous acid to produce a buffer solution with
a 42 kg copper penny drops a distance of 513m to the ground if 650 percent of the potential energy goes into increasing
a constant horizontal force moves a 50 kg trunk 30 m up a 29deg incline at constant speed the coefficient ofkinetic
what equation do you use to find a magnetic field strength b that is required to hold an electron in an orbit of radius
a compound microscope has an objective with a focal length of 300mm and an eyepiece of focal length 600 cm if the two
if the period of oscillation of an astronaut on a 3000-nmspring is 10 s what is the astronauts masstwo equal masses