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a gas sample at 29degc and 790 torr pressure is heated until its volume is doubled what pressure would restore the
three gases were added to the same 85 l container the total pressure of the gases was 791 torr at room temperature
enzymes are proteins possessing catalytic activity proteases are a class of enzymes that catalyze the hydrolysis ie
eg a 13-year-old teenager from redondo beach california and his parents were vacationing in the french alps atop the
oxygen gas can be generated by the decomposition of potassium chlorate according to the following equation 2kclo3s
a sample of o2 gas was collected over water at 23ordmc and 252 torr what is the partial pressure of the o2 the vapor
rl a 28-year old first time father was watching his 4-month old baby for the weekend while his wife was away at a sales
a 773 ml sample of no2 gas is at stp if the volume changes to 648 ml and the temperature changes to 15ordmc what will
a sample of a gas occupies a volume of 1063 ml at 83ordmc and 022 atm what would be the new volume if temperature
a sample of a gas occupies a volume of 732 ml at 625 torr at constant temperature what will be the new volume when the
if you are to construct the molecular orbital energy diagram of scbr do you think the energy levels will be closer to
imagine that you have a 550 l gas tank and a 300 l gas tank you need to fill one tank with oxygen and the other with
scandium is element no 21 with an electron configuration of ar3d14s2 write the atomic term symbol for the ground state
a white precipitate forms on addition of 6m hcl to a solution containing some metal ion the precipitate is dissolved on
a student carefully diluted 250ml of 6 m naoh solution in 475 ml if distilled water calculate the molarity of the
a rolaids tablet contains calcium carbonate which neutralizes stomach acid if 4455ml of 0448 m hydrochloric acid is
if 2250ml of 0100 m nitric acid is required to neutralize 250 ml of barium hydroxide solution what is the molar
how much heat is produced in burning 5 mol of c2h2 under standard conditions if both reactants and products are brought
a a sodium hydroxide solution is standardized using 050g of solid oxalic acid h2c2o4 find the molarity of the base if
silicon which occurs in nature as is the material from which most computer chips are made if is heated until it melts
the combustion of liquid ethanol produces carbon dioxide and water after 58 of ethanol density 0789 was allowed to
pure oxygen gas can be prepared in the laboratory by the decomposition of solid potassium chlorate to form solid
calculate g and s for the isothermal compression of 300 g of water from 10 atm to 1000 atm at 25degc ignore the
a 5000 ml sample of ethanol was mixed with 1000ml of 0200m k2cr2o7 solution and the resulting solution acidified
calculate deltag and deltas for the isothermal compression of 300 g of water from 10 atm to 1000 atm at 25degc ignore