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What is the molecular equation, total ionic equation, and net ionic equation for the reaction of Pb(NO3)2 and HCl?
Provide a structure for the following compound: EI mass spectrum: two molecular ions of about equal intensity at m/z = 180 and 182; IR: 1740 cm-1; 1H NMR: ? 1.30 (3H, t J = 7 Hz); ? 1.80 (3H, d, J = 7 Hz); ? 4.23 (2H, q, J = 7
Briefly explain why caffeine will prefer the methylene chloride solvent to the water solvent? draw the structure for all 3 compounds?
If 88 J of heat are added to a pure gold coin with a mass of 20 g, what is its temperature change? Specific heat capacity of gold is 0.128 J/g'C
Why can't i reduce carboxylic acid using sodium borohydride while lithium aluminium hydride can do the same thing.
The result of doubling the inital concentration of x will be to? a) shroten the half-life of the reaction b) increase the rate of constant of the reaction c) decrease the rate constant of the reaction D) Shorten the time taken to reach equilibrium..
A galvanic cell is constructed with a silver-silver chloride electrode, and a nickel strip immersed in a beaker containing 1.56 x 10-2 M solution of NiCl2. Determine the balanced cell reaction and calculate the potential of the cell. Enter in Volt..
Calculate the distances NH3 gas and HCL gas would travel in this experiment if a 100.00-cm tube were used, based on the accepted molar masses of the two gases.
Calculate the solubility (in M units) of ammonia gas in water at 298K and a partial pressure of 6.50bar . The Henry's law constant for ammonia gas at 298K is 58.0 M/atm
The first step of the fischer esterification involves protonation of the oxygen of the carboxylic acid by the acid catalyst:
Determine the delta G standard state at 298 K from the following standard state values at T= 298, Determine the delta G standard state at 1000K. assume delta H is independent of temperature
A reaction has a standard free-energy change of -12.60 kJ mol-1 (-3.011 kcal mol-1). Calculate the equilibrium constant for the reaction at 25 °C
How many moles of methane (CH4) gas are in 745 mL at 25.5C and 730 torr?
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