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if 220 ml of 0182 m naoh solution is added to 100 ml of solution which is 0100 m in ha ka 500x10-5 and 0100 m in naa
the current periodic table has only four blocks corresponding to different subshell types but if the table were
a 100 times 10-6-g sample of nobelium 254 no has a half-life of 55 seconds after it is formed what is the percentage of
why might a reaction time not double when a concentration is cut in half typically when a concentration is cut in half
explain the forces and changes a electron undergoes as it forms an intramolecular bond with oxygen to form water
helium gas is the second most abundant in the universe what amount of helium gas occupies 126 l at
the concentration of h3onbspin your swimming pool is 3 x 10-11nbspm what is the ph of your swimming
if a gc instrument has an immobile phase that is non-polar then what would one expect to happen if a two-component
a sample of radon gas starts a at a volume of 100 kl and a temperature of 132 degrees celsius if its final temperature
explain all forces and changes that the electron undergoes as it forms an intramolecular bond with oxygen to form a
the lattice energy of kf is 794 kjmol and the interionic distance is 269 pm the na-f distance in naf which has the same
a decorative balloon containing helium gas at 250nbspdegrees celsius and 100 kpa has a volume ofnbsp883nbspl calculate
a sample of nitrogen gas has a volume of 25 l at satp what will be the volume of the gas if the temperature is cooled
what is the fixed volume of gas has a pressure of 700 kpa at 127 degrees celsius what is the pressure at 261 degrees
calculate the osmotic pressure of a solution containing 160 g of glycerine c3h8o3 a non-volatile molecular material mm
to identify a diatomic gas x2 a researcher carried out the following experiment she weighed an empty 31-l bulb then
an isolated quantity of an ideal gas at 2986 k has a volume of1276 l at a pressure of 192 atmwhat is the absolute
at 25degc a saturated solution of benzoic acid has a ph of 280 calculate the water solubility of benzoic acid in moles
a 18338 g steel sample is dissolved in nitric acid nickel is precipitated using di methyl glyoxime fully-protonated
03 grams of cu were depositednbspfrom copper sulfate by passing 3 amperes through the solution ofnbsptime 304 sec
180 kmol h-1nbspof a three component mixture is made up of 60 mol a 25 mol b and 15 mol ccomponent a is the most
sample of gas occupies 19 l under a pressure of 13 atmosphere what would the resulting volume be if the pressure were
oxalic acid dihydrate h2c2o42h2o is often used as a primary standard for the standardization of base solutions for a
a 0107-g sample of a compound was treated as above producing 808 ml of n2nbspsaturated with water vapor at 25 degc and
is it fair for the industrialized nations to expect that all nations including the less developed ones restrict their