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Problem- Consider the following molecules: H2O, H2S, NH3, PH3 Based on intermolecular forces, which has the highest boiling point?
Be supposed to answer all parts thus I can get five stars
A series RL circuit has a resistance of 50 Ohms and an inductance of 140 mH and is driven by a 120-V, 60-Hz source.
the pressure in a sealed plastic container is 108 kpa at 41c. what is the pressure when the temperature drops to 22c?
A 49g piece of ice at 0 degrees C is added to a sample of water at 9 degrees C. All of the ice melts and the temperature of the water decreases to 0 degrees C.
Please solve by using dimensional analysis and step by step (set it up in brackets and solve it in a straight row). If you have a room that is 12ft by 24ft, how many square yards of carpet will you need to carpet the whole room
What is the pH of this solution? (Include activity coefficients in your calculation.) What is the fraction of dissociation of butanoic acid in this solution?
question the gas in a piston defined as the system is warmed and absorbs 670 j of heat. the expansion performs 347 j of
Calculate the heats of dissolution for lithium chloride and ammonium chloride from Tabulated ?Hf values, these can be found in Appendix B of your textbook or on-line.
Calculate the volume of 0.150 M KOH necessary to titrate 0.0246 mole of a monoprotic acid to a phenolphthalein end-point.
Nitrogen gas when combined with hydrogen gas forms ammonia gas according to the following equation N2(g) + 3H2(g) = 2NH3(g). Delta H(rxn)=-56 kJ. The delta H(rxn) was determined using Hess's Law and the following three related reactions:
Draw a schematic of the flow. Clearly define and label the axes and any variables to be used. Indicate on the schematic the fluid on top and bottom of the slit.
Explain the half-life of 18-F is 16 minutes. It takes 132 minutes to label deoxyglucose to make the PET scanning reagent Fludeoxyglucose. Explain how many curies of radioactivity remain in the product
WHen dimethyl ether (CH3OCH3) is burned, 1450 kj of heat are released per mole. How much heat is released when 3.89 grams of dimethyl ether is combusted
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