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Metals ions can also be placed in a spectrochemical series. In this case, larger effective nuclear charges generally lead to larger values for (delta) . Based on this principle, predict a spectrochemical series for the following ions: V 3+ , Fe 3+ , Cr 3+ , Co 3+ , Mn 3+ , Fe 2+ , V 2+ , Mn 4+
Calculate the annual production of carbon dioxide in kg if there are 40 million cars in the US and each car covers a diastase of 5000 miles at a consumption rate of 20 mpg.
If the specific heat of the salt is 0.663 J/C.g, what is the enthalpy of solution for salt MX if its molar mass is 68.0 g/mol?
1. calculate the volume of carbon dioxide at 273 k and 1.01 105 pa which would be produced when 1.25g of calcium
Calculate osmolarity of 100 mg/dl Glucose. I ended up with 6.25 mOsm and the answer was 5.6 mOsm/L. MW Glucose: 180 g/mol
2) Calculate the concentration of an aqeuous solution of Ca(OH)2 pH of 12.05.
assume you dissolve .297 g of the weak acid benzoic acid in enough water to make 105 mL of solution and then titrate the solution with .141 M NaOH. What are the concentrations of Na+ at the equivalence point?
How many grams of CaH2 are needed to generate 19.0 L of H2 gas if the pressure of H2 is 780. torr at 15 C?
Two objects at different temperatures are placed in a perfectly insulated calorimeter. When the system reaches equilibrium, which of the following statements is true?
How much energy in kJ is needed to heat 5.00g of ice from -10.0oC to 30.0oC? The heat of fusion of water is 6.01 kJ/mol and the molar heat capacity is 36.6 J/(oK.mol) for ice and 75.3 J/(oK.mol) for liquid water.
Predict the position(s) of the glucose molecule that would become labeled from 1-14C pyruvate (i.e., the label in the carboxyl group of pyruvate).
What is the pH of a solution made by mixing 3.30 mL of 0.0045 molar Sr(OH)2 with 8.70 mL of 0.0011 molar Sr(OH)2 solution?
Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction. Be sure your answer has the correct number of significant digits.
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