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a certain liquid has a vapor pressure of 920 torr at 230 degc and 3980 torr at 450 degc calculate the value of hdegvap
a certain substance has a heat of vaporization of 4601 kjmol at what kelvin temperature will the vapor pressure be 350
consider the following reactions and the associated rate laws which reaction represents an elementary stepa 28 --gt p
concentrated sodium hydroxide naoh is 194 m has a density of 154 gml and is a strong electrolyte what is the molality
given that the ionizable atoms are associated with carboxyl groups draw a plausible structure for maleic
hydrogen bonding will not occur in molecules that contain bonds between hydrogen and a bromide b fluorine c nitrogen d
what is the molality of a solution prepared by dissolving 400g of glucose c6h12o6 in 400kg of
the solubility of ammonium chloride at 70c is 60g of solute per 100g of water what solution would be saturated at
what is the molarity of a solution in which 5549g calcium chloride is dissolved in enough water to make 500ml of
calculate the value of keq for the following equilibrium when h20228m i20228m and hi1544 h2 i2 -gt
how much work is needed to send 25 galhr of fuel through a 8mm line with a 09mm nozzle at 1500 psi absolute coming from
when 500g of al2so43 18h2o are heated until it dehydrates how many grams of water are
a sample of oxygen collected over water at 22c and 762 torr what is the partial pressure of the dry oxygen vapor
how come when you add an electron to an anion the ionic radius increases but as you go right across a periodic table
water expands when it freezes how much work does 100 g of water do when it freezes at 0 degrees celcius and pushes back
given the information given below what is the standard enthalpy change for the reaction ws 3h2og gt wo3s 3h2g 2ws
what quality of heat is required to change the temperature of 300g of water at 10cto
what volume of oxygen is comsumed when 300 moles of carbon monoxide is produced in 2c o2 -gt
gasohol is a mixture of ethanol and gasoline used to increase the oxygen content of fuels and thus reduce pollutants
a synthesis gas at 500degc that analyzes 64 co2 02o2 40 co 508 h2 and the balance nitrogen is burnt with 40 dry excess
a sample of gas has a volume of 340l at 100c what will be its volume be at 100c pressure rremaining
which acid ionization constant would indicate the strongest acid a 13 x 10-1 b 9 x 10-8 c 15 x 10-2 d 35 x
hydrocyanic acid hcn is a weak acid ka value is 40 x 10-10 what is the h-1 in 010m solution of
write an equation for the ionization of each of the following amines in water consider if you need a double or single