Angle of second-order diffraction based problem
X rays having a wavelength of 0.19 nanometers experience first-order diffraction from a crystal at a 74 degree angle of incidence. Determine the angle (in degrees) of second-order diffraction?
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How many kilojoules of heat will be evolved during the combustion of 16.0g of C6H6 (l)? The value of Δ H rxn for the following reaction is -6535kJ.
Because their rims are coated with instant-acting glue, the pucks stick altogether and rotate after the collision. Determine the angular speed about the center of mass?
Evaluate the boiling point of an aqueous solution of anon electrolyte that has an osmotic pressure of 10.50 atm at 25C? Kb of water is 0.52C/m. Assume its density is the same as pure water.
If two variables show the positive linear relationship in a scatter diagram:
Suppose no solar energy is collected during other 6 months when tree is dormant and looses it's leaves. Determine tree's efficiency for converting solar energy to wood heating value.
An ideal gas described by the Ti=300K,Pi=1.00bar and Vi=10.0L is heated at a constant volume until P=10.0bar. It then undergoes are visible isothermal expansion until P=1.00bar.
Explain what type of compound will magnesium and chlorine form when reacted together? How can find the chemical formula of this compound?
i) Evaluate the net force on the bottom of a swimming pool 19.5 by 6.0 whose uniform depth is around 1.6? ii) Evaluate the absolute pressure on the bottom of a swimming pool?
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