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If 1.0 mol of electrons flows through the cell, how many grams increase or decrease in mass will the silver electrode undergo?
Coal = 3.9% sulphur power plant while producing electricity turns coal into sulphur dioxide gas calcium oxide is used to react with sulphur dioxide and forms solid calcium sulfite coal
How much free energy is made available by the pH gradient and membrane potential for the transport of protons INTO the cell?
Geologist can estimate the age of rocks by their uranium-238 content. The uranium is incorporated in the rock as it hardens and then decays with first-order kinetics and a half-life
Identify the element or elements that undergo
How many moecules of N2 are needed to react with 30 molecules of H2?
The density of liquid oxygen at its boiling point is 1.14 {kg/L} , and its heat of vaporization is 213 {kJ/kg} . How much energy in joules would be absorbed by 2.0 L of liquid oxygen as it vaporized? Express your answer numerically in joules.
Write an expression for the quantity 506000 cm in which it is clear that all the zeros are significant.
At 25°C, K = 0.090 for the following reaction. H2O(g) + Cl2O(g) reverse reaction arrow 2 HOCl(g) Calculate the concentrations of all species at equilibrium for each of the following cases.
Octane has a density of 0.692g/mL at 20 ^ C. How many grams of O2 are required to burn 1.10gal of C8H18.
Predict the fraction of octahedral holes and tetrahedral holes that are filled by the various cations. octahedral holes filled with aluminum ions and tetrahedral holes filled with magnesium ions.
How much water is needed? a.)10mL HCl; 10mL water b.)5mL HCl; 5mL water c.)20mL HCl; 10mL water d.)5mL HCl; 10mL water
write a complete and balanced molecular equation and identify the precipitate that forms when aqueous solutions NaOH and Cu(NO3)2 are mixed and identify all phases.
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