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Name the kinds of attractive forces that must be overcome in order to do the following. (Select all that apply.) (a) boil liquid ammonia dipole-dipole forces dispersion forces hydrogen bonds ion-dipole forces ion-ion interparticle forces metallic bonds (b) melt solid phosphorus (P4) dipole-dipole forces dispersion forces hydrogen bonds ion-dipole forces ion-ion interparticle forces metallic bonds (c) dissolve CsI in liquid HF dipole-dipole forces dispersion forces hydrogen bonds ion-dipole forces ion-ion interparticle forces metallic bonds (d) melt potassium metal dipole-dipole forces dispersion forces hydrogen bonds ion-dipole forces ion-ion interparticle forces metallic bonds
if the syinge colume had been incorrectly read, giving a calculated system volume of 25.6 mL, what would have been the percent error in the calculated value of R?
The balloon is designed to continue its ascent to an altitude of 30 km, where it bursts, releasing a package of meteorological instruments that parachute back to Earth.
The block of iron is smaller than the block of aluminum. Both objects have the same volume.
Calculate the mass of oxygen (in mg) dissolved in a 5.00 L bucket of water exposed to a pressure of 1.13 atm of air. Assume the mole fraction of oxygen in air to be 0.21
If 28 mL of NaCl reacts completely with 46 mL of 0.44 AgNO3, what is the molarity of the NaCl solution? The reaction is: AgNO3 + NaCl = AgCl + NaNO3
Please explain, in deatail, how you would go about experimentaly determining the mechanism of the following reaction
The alcohol (ethyl alcohol) content of the bottle of beer in a 12 oz is about 5%. Identify the substance produced in the liver that helps catalyze this reaction.
Calculate the threshold wavelength, in nm, of a metal if that metal emits an electron with a kinetic energy of 6.36E-19 J when illuminated with light that has a frequency of 1.97E15 Hz.
Rubidium atoms are bombarded with 131 nm light. What is the kinetic energy of the ejected electrons
Write balanced chemical equations and the solubility product expressions for the solubility equilibria of silver chloride and calcium phosphate.
Perform whatever separations and tests you think necessary to determine which ions are in fact present
The excess I3- was titrated with 50.00 mL of a 0.02000 M Na2S2O3 solution. What was the mass percent of arsenic trichloride in the original sample?
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