Tere is a solution which includes h03m fe2005m and
There is a solution which includes [H+]=0.3M, [Fe+2]=0.05M and [Pb+2]=0.05M and that this solution is saturated with H2S (means you take value [H2S]= 0.1M)determine PbS or FeS precipitationKsp(PbS)=7x10*-29Ksp(FeS)=4x10*-19
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at the low point in it swing a pendulum bob with a mass of 046 kg has a velocity of 22 msa what is its kinetic energy
sulphur displays a wide range of oxidation numbers determine the oxidation number of sulphur in each of the following
an 150-kg box is released on a 350 incline and accelerates down the incline at 0290ms2a find the friction force
a 138-g piece of zinc was heated to 988 oc in boiling water and then dropped into a beaker containing 450 g of water at
there is a solution which includes h03m fe2005m and pb2005m and that this solution is saturated with h2s means you take
calculate the ratio of the masses of the buffer components hclokclo required to make a buffer with a ph of
you stand in the earths magnetic field directly facing its horizontal component in other words facing magnetic south
if 200 g of iron metal are reacted in a calorimeter with a heat capacity of 500 joulescelsius what would be the final
a certain lcd projector contains a single thin lens an object 295 mm high is to be projected so that its upright image
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