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200 g of water at 30 degrees c is mixed with 20 g of silver at 350 degrees c what3939s the final
why in f-block element electronic configuration electrons does not enter in 5d orbital except for
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please read instruction carefully do not accept job if you are not able to do it i only accept high quality
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how many moles of o2 are produced when 0400 mol of ko2 reacts in this fashion 4ko22co2 ----gt
during a titration with edta using eriochrome black t as indicator to determine ca 2 an analyst obtained the following volumes of
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calculate the total heat in j needed to convert 777 moles of gaseous ethanol at 300 degrees c and 1 atm to liquid ethanol at 25 degrees c and 1 atm
metals iron aluminium copper gold etc have great industrial significants which are their important ores important alloys of iron aluminium and copper
i have to prepare a assignment on liquid crystal and i want to make it different from other actually i got the matter from our book but our teacher
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what volumne of 1083 m hno3 is required to prepare 683 ml of a 19 m hno3 solution answer in units of
questionq1 028gm of caco3 was dissolved in hcl and the solution was made to one litre with distilled water 100 ml of the above solution required 28
a reaction has a rate constant of 122x10-4 s at 28 c and 0230 s at 750 c 1 determine the activation barrier for the reaction in kjmol 2 what is the
why phenol does not react with sodium carbonate amp sodium bicarbonate reason this is because phenol is less acidic than h2co3 and hence the
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