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a 100 m3 tank open at the top has a 10 meter diameter the tank is filled with gasoline that ignites how long will the
a 3000 ml salt water sample contains 0308 mol nacl calculate the concentration of nacl in the
fish like other animals need oxygen to survive oxygen gas dissolved in water can be used by fish which remove it from
the properties of a perfect gas are a perfect gas comprises of an large number of indistinguishable particles the
how many atoms of hydrogen are represented in 2nh42so4when the following equation is balanced with the lowest whole
please advise if pb2aq reacts with the following metals zns cus and pbs i also need to know the reduction oxidation and
a sample of solid potassium chlorate is heated strongly for 30 minutes the sample melts and bubbles of gas escape
consider a situation in which 112nbspgnbspofnbspp4nbspare exposed to 112nbspgnbspofnbspo2q1nbspwhat is the maximum
1 calculate the mass of water produced when 218 g of butane reacts with excess oxygen2 calculate the mass of butane
under certain circumstances carbon dioxidenbspco2g can be made to react with hydrogen gasnbsph2g to produce
suppose we are dealing with potassium nitrate as opposed to the chemical in the video if a solution contains 70 g of
a certain person had a brain that weighed 135 kg and containednbsp653nbsptimesnbsp1010nbspcells assuming that each cell
in order to make a pot of water for boiling pasta a small amount of salt is added to the water to mixture after the
in part a you found the amount of product 180nbspmolnbspp2o5nbsp formed from the given amount of phosphorus and excess
a gas becomes non-ideal under high pressure conditionsat high pressure conditions the molecules of gas come very close
on anbsp5nbspday wilderness expedition youll need to heatnbsp50kgnbspof water to the boiling point each day the air
suppose on an average day air contains 65 mg of carbon monoxide per 1000 m3 of air how many milligrams of carbon
assume that amino acids the building blocks of proteins can be represented by spheres having a radius of 3 angstroms
calculate the work w when 9 litre of an ideal gas at an initial pressure of 93 atm is expanded or compressed
part 3 of a 5 part question calculate the heatnbspqnbspwhen 05 litre of an ideal gas at an initial pressure of 99 atm
subject organic chemistryin terms of performing a chemical technique callnbspcrystallization how would the result of
the boron trifluoride molecule is depicted as having three single bonds and an electron-deficient central born atom use
what solutions do you use at work how would you calculate the amount of solute to the solvent in order to prepare the
need help with these aromaticity questions please explain briefly1 in an electrophilic aromatic substitution reaction