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a car traveling at 30 ms runs out of gas while traveling up a 20deg slope how far up the hill will it coast before
a calculate the molarity of a solution by dissolving 0710 grams of na2so4 in enough water to form exactly 900 ml of
150ml of water at 200c is placed in the freezer compartment of a refrigerator with a coefficient of performance of 600
a skier is gliding along at 30 ms on horizontal frictionless snow he suddenly starts down a 10deg incline his speed at
unusual thirst is a common symptom of diabetic patients and is directly related to osmotic pressure a diabetic patient
ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and
alan leaves los angeles at 800 am to drive san francisco 400 mi away he travels at a steady 50 mph beth leaves los
look at the table of polyatomic ions and determine what happens to the charge on the polyatomic ion phosphate when an h
what is the ph of 3m hcl after 10ml of 3m naoh is consecutively added until 120ml where is the equivelance
in an experiment 04000moles of hydrogen gas and 0400moles of iodine vapor are mixed in a 100l vessel and allowed to
a steel rivet 150 cm long and 15 mm radius has one end attached to a wall if the other end is subjected to a shearing
nitrosyl bromide nobr gas decomposed to form nitric oxide gas and bromine vapor a 064 mol sample of nitrosyl bromide
two dogs pull horizontally on ropes attached to a post the angle between the ropes is 607 degrees dog a exerts a force
an unknown volume of water at 182degc is added to 287 ml of water at 325degc if the final temperature is 235degc what
a 430 gram rock is whirled on the end of a string 45 cm long which will break under a tension of 22 na what is the
determine the dilution of the stock bleach solution naocl the bleach you will be using will be somewhere around 55
the two blocks shown above are sliding across a table pushed by a force f from the left equal to 24 n the force of
the activation energy for a reaction is 555 kjmol if the rate constant for the reaction has a value of 135 102 s-1 at
a mass of 670 kg is suspended from a 115 m long string it revolves in a horizontal circle as shown in the figure the
the tgv frances high-speed train pulls out of the lyons station and is accelerating uniformly to is cruising speed
when an ionic solid dissolves in water water molecules attract the ions causing them to dissociate of come apart the
a viscous fluid is flowing through a small tube at a rate of 200 times 10-4 m3s if the pressure difference between one
an airplane travels 3100km at a speed of 790kmh and then encounters a tailwind that boosts its speed to 990kmh for the
the nutritional calorie calorie is equivalent to 1 kcal one pound of body fat is equivalent to about 41 103 calories if
at a certain temperature a reaction that follow first order kinetics has a rate constant of to be equal to 2510-3 s-1