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an astronaut of mass 774 kg is 299 m far out inspace with both the space ship and the astronaut at rest withrespect to
a brand x antacid tablet was analyzed by a student in an experimentthe student dissolved the tablet in 2500ml of a
to push a 23 kg crate up a frictionlessincline angled at 21deg to the horizontal a worker exerts aforce of 969 n
two pieces of the same wire have the same length from one piece asquare coil containing a single loop is made from the
when 2263 ml of aqueous naoh was added to 1214 g of ches pka 939 and mm 20729 gmol dissolved in 4137 ml of water the
the heating element of a water heater in an apartment buildinghas a maximum power output of 37 kw four residents of the
250-ml aliquot of 0120 m hno3 a strong acid is titrated with 00500 m naoh calculate the ph after the addition of a 000
to measure the speed of a bullet the following situation is setup a wooden blockm050kg is put on top of a fencepostwith
when the earth moon and sun form a right triangle with the moonlocated at the right angle as shown in the figure the
how many grams of nh4cl fm 535 and how many ml of 6 m naoh should be added and brought to 250 ml to make a buffer
a 10g bullet is fired horizontally into a 300g wooden block initially at rest on a horizontal surface and becomes
one end of a 29 cm long aluminum rod witha diameter of 20 cm is kept at 460degcand the other is immersed in water at
what is capacitance a measure of physically describe a typical rc circuit explain how voltage measured across a
a source emitting sound in air at frequency of 1000 hz recedesfrom an observer with speed 15 speed of sound air is
fifty ml of a monoprotic weak acid was titrated with 00470 m naoh about 1426 ml of naoh was required to reach the
a 13 kg dog is standing on the edge of astationary frictionless turntable of rotational inertia 95kgmiddotm2 and radius
sketch two ph curves one for the titration of a weak acid with a strong base and one for a strong acid with a strong
a 53 kg bundle starts up a 30degincline with 142 j of kinetic energy how far will it slide up the plane if the
what does a low pass filter do how does it changenot change theinput signal what is the difference between a low pass
you push a 15 kg block against ahorizontal spring compressing the spring by 18 cm then you release the block and the
a 731 liter sample of a gas at 50 degrees celsius and 282 atm pressure is subsequently compressed to 0546 liters in
a park merry-go-round consists of a 220 kg circular wooden platform 390 m in diameter four children runningalongside
a solution may contain any of the group iii cations treatment of the solution with ocl- in alkaline medium yields a
the strengths and weaknesses on individual moral relativism and how it differs with the position of kohlbergs stance on
what is the ph of a solution obtained by dissolving two extra-strength aspirin tablets containing 500 mg of