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In the formula Ca + 2 H2O ----> Ca (OH)2 +H2
500 ml solution of benzoic acid (ka=6.6e-5) has a ph of 2.88. What is the molarity of benzoic acid
Someday, cars may be powered by clean H2/O2 fuel cells and electric motors. Under standard conditions, such a fuel cell can develop 1.229 volts. If the oxygen is obtained from air (at P=0.21 bar), what pressure of H2 would be required to develop 1..
What mass of sulfamic acid (H2NSO3H) will you need to use in order for the titration to require 10.00 mL of the NaOH solution. Show all work and calculations.
If High purity benzoic acid [C6H5COOH; H(rxn) = -3227 kJ/mol] is a combustion standard for calibrating bomb calorimeters. If an unknown quantity of the benzoic acid is burn up in the calorimeter (heat capacity = 1365 J/C) containing exactly 800 g ..
Because of increasing evidence of damage to the ozone layer, chlorofluorocarbon (CFC) production was banned in 1996. However, there are about 100 million auto air conditioners that still use CFC-12 (CF2Cl2). These air conditioners are recharged fr..
When an aldehyde is reacted with an alkyl lithium compound, after acid hydrolysis the result is a) a ketone b) a primary alcohol c) a secondary alcohol d) a tertiary alcohol
Consider the decomposition of N2O5 in carbon tetrachloride (CCl4) at 45?C 2N2O5(soln) 4NO2(g) + O2(g) The reaction is first-order in N2O5, with the specific rate constant 6.08 x 10-4/s. Calculate the reaction rate at these conditions.
question what volume ml of sulfur dioxide can be produced by the complete reaction of 3.82 g of calcium sulfite with
Do not delete any of the atoms or bonds in the ring or directly attached to the ring with the Erase button, and do not move atoms or groups directly attached to the ring by dragging them.
density measurements can be used to analyze mixtures. for example the density of solid sand without air spaces is about
1.0 ml of a 3.60 x 10-4 m solution of oleic acid is diluted with 9.00 ml of petroleum ether forming solution a. then
Draw a structure consistent with the following set of data: a hydrocarbon with a molecular ion at m/z = 68 and an IR absorptions at 3310
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