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Order the following compounds according to their expected lattice energies: LiBr, LiCl, LiI, KI, NaI, Express your answers as chemical formulas. decreasing expected lattice energy separated by commas.
The Cl2 removed occupies a 10.0 L container at .500 atm at 25C. How many g of Ne are present in the original container?
if 5.00 g of each NH3, O2, and CH4 are reacted, what mass of HCN will be produced, assuming 100% yield
Which is the correct arrangement of types of radiation when ordered in decreasing energy per photon. a. Radio waves, microwave radiation, ultraviolet light, X-rays
what would be the payload if helium were used instead of hydrogen?, d.) would you and a companion on board, the balloon ascends to 30,000 feet where pressure is 0.28 atm. Assume no volume change, what is the temp (in celsius) at 30,000 feet?
Write a balanced equation for the reaction. What volume of 0.200M MnO4- solution is needed to titrate 22.5mL of a 0.350M solution of ethanol?
Determine the theoretical yield in grams and the percent yield, if 21.8 g of K2CO3 is produced form reacting 27.8g K2O with 8.0 L of CO2 at STP.
write the two resonance hybrids for the carbocation that would be formed by protonation at C-1 of 2-methyl-1,3-pentadiene. Without doing a calculation
Calculate the pH at each of the following points in the titration of 50 mL of 0.2000M acetic acid using 0.222M NaOH. Ka= 1.8 x 10^-5 (show work)
Compare the amount of A extracted by two extractions using 50 mL of diethyl ether each to the amount extracted by a single 100 mL extraction of the ether. Which is more efficient?
if you mix 40.0 mL of 0.366 M of K2CrO4 with 40.0 mol of 0.366 AgNO3. what mass of solid Ag2CrO4 would form?
At 20 degrees C, the vapor pressure of ethanol is 45 torr and the vapor pressure of methanol is 92 torr. What is the vapor pressure at 20 degrees C of a solution by mixing 27.0 g of methanol and 75.0 g of ethanol?
A modern chealting agent used for this purpose is succimer (C4H6O4S2). Suppose you are trying to determine the appropriate dose for succimer treatment of lead poisoning.
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