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Calculate the amount of heat (in kJ) required to convert 74.6 g of water to steam at 100ºC. (Specific heat of water = 4.184 J/g • ºC; ?Hfus (H2O) = 6.01 kJ/mol; ?Hvap (H2O) = 40.79 kJ/mol).
my question is what formula do I need to use to solve
Choose the selection which correctly identifies the forces which must be overcome to convert NH3 from a liquid to a gas. a) Only London dispersion forces must be overcome. b) Only dipole-dipole forces must be overcome
how does hcl affect the change in temperature at constant volume in naoh solution? what kind of relationship? linear or
calculate the total volume of hydrogen gas which would be collected at 760 mm Hg and 25 degrees celsius. Will a second gas be present in the sample collected by water displacement
What is the mass of sodium ion circulating in the blood if the concentration of sodium ion in this individual is 0.135M.The average adult has a total blood volume of 5 liter.
Write the isotope needed, by identifying A, Z, and X, to balance the following nuclear fission reaction: 235/92 U+1/0 n--->140/56 Ba+A/Zx+31/0 n
Problem- In a hurry to complete the experiment , joseph failed to calibrate the spectrophotometer. As a result, all absorbance values for the standard solutions that are measured and recorded are too high.
cadmium ion in solution is analyzed by precipitation as the sulfide a yellow compound used as a pigment in everything
how much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?119g
Calculate the cell potential for the following half cell if it is connected to a standard calomel electrode (not a SHE) as the anode.
if 31.82 g of a metal oxide reacted with excess carbon and 4.08 l of co2 formed at 100 c and 1.5 atm what is the
how many liters of oxygen gas can be produced at stp from the decomposition of 0.125 l of 3.00 m h2o2 in the reaction
Find out the name, oxidatinon state,d-electron configuration, structure and color for VO3-(basic solution),VO2+(acidic solution),[VO(H2O)5]2+,[V(H2O)6]2+,[V(H2O)6]3+,[VO(tart)]2- and [VO(acac)2]
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