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What is the Nernst Equation? And how does the Nernst Equation relate Gibbs Free Energy, standard electrode potentials and the equilibrium constant?
Nickel and aluminum electrodes are utilized to build a galvanic cell. State the standard reduction potential for the nickel (II) ion is -0.26V and that of the aluminum (III) ion is -1.66V. Type the shorthand notation for this cell. Do not include ..
suppose 2.3754g of copper(II) sulfate pentahydrate is heated to drive off the water of crystallization. Calculate what weight of anhydrous salt will remain?
Calculate the solubility of KBR at 23'C. Assume that the solubility increases by an equal ampunt od degrees between 20'C and 30'C
a biological cell is immersed in a 60. mm solution of nacl at37degc. the cells membrane is permeable only to naions.
Consider the following reactions and select the false statement below. CO2(g) + OH?(aq) ? HCO3?(aq) Cr3+(aq) + 6H2O(l) ? Cr(H2O)63+(aq) A. a lone pair of electrons on the OH?
kinetics of the reaction between iodide and persulfate. procedure popet 4 ml of the idoide solution and 12 ml
the density of aluminum is 2.70 gcm3 and the density of chronium is 7.19 gcm3. if equal masses of aluminum and chronium
The decomposition of H2O2 is a first order reaction. Consider H2O2 has its initial concentration as 2.32M. What will be the concentration at t=1200 seconds? Use k=7.30*10^-4*s^-1
FireFlies flash at a rate that depends on temperature. At 29 C the average rate is 3.3 flashes every 10 seconds;at 23 C the average rate falls to 2.7 flashes every 10 seconds.
Dissolving 3.00 g of an impure sample of CaCO3 in an excess of HCl acid produced .656 L of CO2 (measured at 20 degrees C and 792 mmHg). calculate the percent by mass of calcium carbonate in the sample. State any assumptions.
The complete electron configuration of: Beryllium Fluorine Aluminum The noble gas configuration of: Iron Yttrium Bromine Fe+3 Ba+2 As-3
1. approximately 80 of the mass of a human body consists of aqueoussolutions spinal fluid blood etc. these solutions
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