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Hydrochloric acid is added to zinc. How many mls of 0.500 M HCl are needed to react completely with 25.0 g of zinc metal?
The boiling point of propylamine, CH3CH2CH2NH3, is 48 °C while that for its isomer trimethylamine, (CH3)3N, is only 3 °C. Explain the difference on the basis of the intermolecular forces
Show how one could obtain G(T,P,Ni) by performing a Legendre transformation of A(T,V, Ni) and make use G=A+PV to identify the partial derivative
Under what conditions of pressure and temperature do real gases most closely approximate ideal-gas behavior?
For a certain glass electrode, the selectivity coefficient for Na+ relative to H+ is 1.0E-12. The electrode is calibrated with NBS standard buffers 6.86 and 9.18,
Explain why the atomic mass of an atom is a decimal number and how that value was determined before being placed on the periodic table.
Sodium lauryl sulfate can be prepared by replacing chlorosulfonic acid with another reagent. What could be used? Show the equations.
Starting with the previous noble gas, write the condensed ground-state electron configuration of an atom of the following elements.
The activation energy of a reaction is the difference between the energy states of reactants and the products
Identify the major attractive force between each of the following atoms or molecules: a) He; b) HBr; c) SnH4; d) CH3-CH2-CH2-OH.
the osmotic pressure generated was 6.65atm at 298K. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound.
The specific heat capacity of the solution produced was 4.20 J/g•°C, and final temperature reached was 34.91°C. How much heat was produced by the dissolution
show the calculation for the percent yield of K3[Fe(C2O4)3].3H2O using your actual yield and the theoretical yield
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