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Suppose that 25 g of each of the following substances is initially at 28.0degrees C. What is the final temperature of each of the following substances upon absorbing 2.35 kJ of heat?a. goldb.silverc.aluminumd.water
Assemble the alcohols (have the formula of C4H10) in the order of increasing reactivity with concentrated HCl.
Find the formula of a compound using stoichiometry and ideal gas equation and Deduce from these data the corresponding equation and write formulas for the oxide and sulfate of M .
Estimate dissociation energy of HF using simpe additivity rule If given that d(H-H) and D(F-F) IN H 2 is 336kj/mol and F2 is 258 kj/mol
The dipole moment of SO2 and CO2 are 5.37x10-30 C.m and zero, respectively. What can be said about the shapes of the two molecules.
10.00 mL of the final acid solution with excess barium chloride to produce a precipitate of barium sulfate (FW=2.33g/mol). The dry solid weighs 0.397 g.
How does C 10 H 12 O 2 eugenol combine with Br bromine in CCl 4 carbon tetrachloride and concentrated H 2 SOP 4 at the temperature of 20 degrees Celsius?
Iincreasing the total pressure on the system by decreasing its volume, (c) adding gaseous I2 to the reaction mixture?
How much heat in Kilojoules must be removed from a glass of water that contains 100G if water to lower its temperature from 30C to 15C.
Concrete used in road construction is reinforced using steel bars in a grid, known collectively as "rebar." After many years, rebar will begin to corrode, and the concrete will weaken.
Given the following data table of average bond enthalpies, estimate the ΔH^rxn for the reactions 2H2+O2-- 2H2O. What is the hybridization of xenon in each of your Lewis resonance structures?
Some KCl is dissolved in water at 25 degree Celsius, where it completely dissociates. The vapor pressure of pure water at 25 degree celsius is 28.3 mmHg.
The half-life for the second order reaction of a substance A is 55 seconds when [A]o is 0.84 M. What time is needed for the concentration to decrease to 1/4 of the original value.
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