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Question- The volume (in L) occupied by 1.43 mol of oxygen gas (O2) at a pressure of 3.25 atm and a temperature of 298 K is L.
Please help me Here is the question which I am struggling on
Problem- The gas phase reaction of a bromine molecule and a hydrogen atom occurs in a single step as a fundamental reaction. The temperature is 400 degrees C. Assume an activation energy of 60 kJ/mol. a. Look up the collision diameters. If necessar..
When active metals such as sodium are exposed to air, they quickly form a coating of metal oxide. The balanced equation for the reaction of sodium metal with oxygen gas is Na(s) + O2(g) ? Na2O(s)
The pka of the amino group is 9.20. Calculate the pI for tyrosine. At what pH is the side chain of tyrosine 1/4 ionized?
Lewis Dot structure and identify molecule shape, the hybridization on the central atom, and whether the molecule is polar or non
In addition to the natural radioactive decay series that begins with U-238 and ends with Pb-206, there are natural radioactive decay series that begin with U-235 and with Th-232. Both of these series end with nuclides of Pb. Predict the likely end..
what does it mean to say that a solution is saturated with a solute? select all that apply. a saturated solution is one
If the pressure in the cylinder is 5.28 atm after the neon is added, what was the original pressure (in atm) of argon in the cylinder?
predict the distance between si atoms in solid silicon. how does this compare to the distance between c atoms in
68.0 ml of a 1.70 m solution is diluted to a volume of 258 ml. determine the final concentrationif a 129 ml portion of
calculate the temperature (in EC) at which the vapor pressure is 760 torr. The vapor pressure of Ethanol is 115 torr at 34.9EC
Calculate the pre-equilibrium concentration of Fe3+(aq) in a solution made by mixing 2.8 mL of 2.010?3 M Fe(NO3)3 and 7.2 mL of 2.010?3 M NaSCN. Assume the final volume is 10.0 mL.
The rate constant for the decay of As-72 is 0.0266 hr-1. If one starts with a 0.200-g sample, calculateA) the sample mass remaining after one day.
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