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gaseous carbon monoxide reacts with hydrogen gas to form gaseous methane ch4 and liquid water write a balanced chemical
solid leadii sulfide reacts with aqueous hydrochloric acid to form solid leadii chloride and dihydrogen sulfide gas
a railroad car of mass m 2000kg and speedinitial velocity vo 850 ms collides and couples to another car of equal mass
a typical protein contains 162 wt nitrogen n a 0500 ml sample of protein solution was decomposed and the liberated
a particle of mass 475 kg moves from rest at t 0 under the influence of a single force of magnitude 500 n calculate
what is the chloride concentration when 25ml of 01 m alcl3 and 25 ml of 05 m nacl are mixed together assume the volumes
calculate the delta g for each of the following reactions state whether each reaction is spontaneous or non-spontaneous
a student moves a 350 kg box up a ramp inclined at 12 degrees with the horizontal if the box starts from rest at the
a wheel starts at rest and takes 300 s to rotate 370 revolutions at which points its angular velocity is 980 radsec
a zn2zn half cell was placed inside a beaker with a cu2cu half cell and was hooked up to a voltmeter to record the
how would i write a balanced chemical equation for the dissolving of copper carbonate in water and how would i be able
a mass m45 kg is attached to the vertical spring with k200 nm and is set into motionwhat is the frequency of the
if 0500 mol of cacl2 is mixed with 0200 mol na3po4 the maximum amount in moles of ca3po42 that can be formed isa 020b
washing soda sodium carbonate may be used to soften water by removal of certain ions that would otherwise react with
how much cl2 in grams is required to produce 120g ccl4 according to the following reaction ch4 4cl2 ---gt ccl4
if the detector moves toward the source vd is positive if the source moves toward the detector vs is positive a train
standing at a crosswalk you hear a frequency of 590 hz from the siren of an approaching ambulance after the ambulance
which of the following would be a correct ranking of the following gases based on rate of effusion at stp n2 o2 no no2
jupiter has a radius of 71492km and a mass of 19x1027 kg jupiters moon has a mass of 9x1022kg and orbits at a distance
a series rlc circuit with r 45ohm l 270 mh and c 40 mircof is connected across a sine-wave generator whose peak
a fan blade rotates with angular velocity given by wztr-b t2 for the next two parts assume that the constants and are
a heat engine operates in a carnot cycle between 830degc and 353degc it absorbs 21004 j of energy per cycle from the
the volume of a sample of gas measured at 25c and 100 atm pressure is 100 l what must the final temperature be in order
a bowler throws a bowling ball of radius r 11 cm along a lane the ball the figure slides on the lane with initial
all of the following statements describe 64g of gaseous sulfur dioxide at 0c and 76 cm hg pressure excepta 224l of gasb