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What is the value of the equilibrium constant at 25 oC for the reaction between the pair: Sn(s) and Pb2+(aq) to give Pb(s) and Sn2+(aq) Use the reduction potential values for Sn2+(aq) of -0.14 V and for Pb2+(aq) of -0.13 V
The functional differences and differences in 3-D structures between 2 different enzymes from e. coli result directly from their different:
Assuming the solution has a heat capacity of 4.18 J/°C·g and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol.
metallic aluminum reacts with mno2 at elevated temps to form manganese metal and alunimun oxide. a mixture of the two
the rate constant for the hydrolysis of lactose to galactose and glucose at 25 degrees C is .21M^-1 s^-1. What is the final concentration of lactose after 3.4 hours if the initial concentration was 2.50M
Why do compounds change color when separation by TLC was repeated and dipped in an acid soultion?
Two compounds have the same empirical formula. one substance is a gas, the other is a viscous liquid. how is.. it possible for two substances with the same empirical formula
Which is the best acid to use in the preparation of a buffer with pH = 9.3?
Calculate the standard heat formation of carbon disulfide, CS2 from its elements { C (graphite + 2 S (rhombic) -----> CS2 (l) }, given that: C (graphite) + O2 (g) -----> CO2
What are its values of DeltaG of vaporizatoin and DeltaS of vaporization at 61 degrees Celsius?
Water flowing through pipes of carbon steel must be kept at PH 5 or greater than limit corrosion if an 8.0 *10^3 Ib/hr water stream contains 10 ppm sulfuric acid and 0.015% acetic acid, how many pounds per hour of sodium acetate trihydrate
Cyclopropane is made up of 85.7% C and 14.3% H. What is the molecular formula of cyclopropane? And what is it chemical formula?
If we inject 120.0 mL of liquid helium and allow the entire system to warm to room temperature (25°C), what is the pressure inside the bottle
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