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How do you determine how many electrons are available to partake in a reaction with transition metals?
how many atoms are on the surface of the particle? What fraction of the gold atoms in the particle are on the surface?
a 10.0 g piece of metal at 100 degree celsius is transferred to a calorimeter containing 50.0 ml of water initially at
Calculate the bicarbonate and carbonate alkalinities, in mg/L as CaCO3 , of a water having a total alkalinity of 233.0mg/L as CaCO3 and a ph of 10.47?
What is the mole fraction of solute and the molal concentration for an aqueous solution
The molar mass for NaCl and water are 58.443 g/mol and 18.015 g/mol, respectively. Calculate the partial molar volumes for NaCl and water in a 0.35m solution
Provide an expression for the relative probability of finding a population of particles in the box in the second excited state relative to the ground state at 10000K
what maximum volume of a buffer with a ph=4.58 can be prepared using only these two resources?
A student sets up two reactions. Reaction 1 uses 0.270mol/Lmol/L of reactant, and Reaction 2 uses 0.490mol/Lmol/L of reactant. How many times faster is Reaction 2 compared to Reaction 1?
Write the balanced (i) molecular equation, and (ii) net ionic equation which show what happens when aqueous solutions of barium nitrate and potassium sulfate are mixed together. Identify the spectator ion(s) Is this correct
How many grams of Sodium Preoxide are needed to produce 3.20 grams of oxygen. How many grams of phosphoric acid are needed to produce 3.75 grams of calcium phosphate
Draw an approximante titration curve for the titration of 75 mL of 0.020 M NH3 (pKa of NH4=9.24) with 0.10 M HCl. Label the axes
Write the molecular formula for a compound with the possible elements C, H, N & O that exhibits a molecular ion at M+=85.0894.
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