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methanol ch3oh is manufactured by the reaction of carbon monoxide with hydrogen in the presence of a znocr2o3
what is the minimum quantity of atmospheric oxygen required to completely convert 030 moles of propan-1-ol into carbon
assume you live in a medium-sized city of 150000 people and that 660 l of water is consumed per person per day what
to make sure that the white powder was all sodium chloride and not mixed with sodium hydrogen carbonate would you need
when a certain liquid of molar mass 461 gmol freezes at -365 degrees celsius its density changes from 0789 gcm3 to 0801
pressure was exerted with a piston on molten naphthalene at 95 degrees celsius the vapour pressure of naphthalene
if you have a 11 m solution of hcl how many milliliters of a 0150 m magnesium hydroxide soultion are needed to
a particular laser consumes 1400 watts of electrical power and produces a stream of 259times1019 photonssecond 1012nm
white gas is a mixture of c5 compounds and c6 compounds the heavier hydrocarbons in white gas are hexanes c6h14given
using data from the following reactions and applying hesss law calculate the heat change for the slow reaction of zinc
sucrose table sugar has the formula c12h22o11 molar mass 34230 gmol and a food value of 649 kjg determine the
calculate the final temperature of a mixture of 1500 g of ice initially at -135 degrees celsius and 3450 g of water
dry air is bubbled through 25 litres of water at a rate of 15 litres stpmin the air leaving the liquid is saturated
the destruction of the ozone layer by chlorofluorocarbons cfcs can be described by the following reactionsclog o3g
white gas is a mixture of c5 compounds and c6 compounds the heavier hydrocarbons in white gas are hexanes c6h14a
ammonium nitrate decomposes to n2o and water at temperatures between 250 degrees celsius and 300 degrees celsius write
does 13-cyclohexanediol contain any stereocenters if so mark them then determine how many different stereoisomers exist
use enthalpies of formation to calculate the standard enthalpy of reaction for the following methane-generating
a when nh3 is added to a saturated solution of agcl in which undissolved agcl is present the reaction that occurs isa
if 125 g xef2s reacts completely and the gas is collected in a 500 l flask at 300 k what is the pressure of the gas in
the aromatic hydrocarbon cymene c10h14 is found in nearly 100 spices and fragrances including coriander anise and thyme
a 2160 g piece of iron and a 2770 g piece of gold at 1000 degrees celsius were dropped into 5300 ml of water at 1895
0200 mol of no is placed in a one liter flask at 2273k after equilibrium is attained 00863 mol n2 and 00863 mol o2 are
during a strenuous workout an athlete generates 21200 kj of heat energy what mass of water would have to evaporate
a gas turbine power plant receives a shipment of hydrocarbon fuel whose composition is uncertain by may be represented