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A student mixes 50.0mL of 1.00M Ba(OH)2 with 79.9mL of .375M H2SO4. Calculate the pH of the mixed solution.
a gas is compressed at a constant pressure of0.320atm from a volume of 8.00l to 4.00 l. in the process 400 j of heat
How many milliliters of 0.10 M HCl must be added to 21.9 mL of 0.40 M HCl to give a final solution that has a molarity of 0.25 M
A sample of 225 g of silicon tetrachoride is reacted with an excess (more than necessary) amout of Mg. How many moles of Si are produced
a large oil spill that resulted from the 1989 shipwreck of the exxon valdez cause considerable damage to alaska's wildlife. do you think a comparable spill of a water-insoluble liquid that has a density of 1.20 g/mL would have been as harmful to w..
Draw a diagram for this cell and identify the cathode (including the identity of metal), anode (including the identity of metal), direction of electron flow, salt bridge, and ions present in solutions.
43 kg person drinks 410. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 18% of the energy in milk is converted to mechanical work.
compute the boiling point of 3.0l of water that has 1.5 grams of lithium fluoride dissolved in it. compute the
what mass of carbon dioxide in kg is produced upon the complete combustion of 18.9l of propane approximate contents of
which of these configurations are in the excited state mark all that apply 1s2 2s1 1s2 2s2 2p3 ne 3s2 3p3 4s1 ne 3s2
nitrous oxide n2o is oxidized byoxygeno2 to produce nitrogen dioxideno2.if 6.0 mol n2o reacts with 8.0 mol o2 toproduce
a gaseous mixture of and contains 38.8 nitrogen by mass. what is the partial pressure of oxygen in the mixture if the
Determine the theoretical yield of H2S (in moles) if 4.0 mol Al2S3 and 4.0 mol H2O are reacted according to the following balanced reaction. A possibly useful molar mass is Al2S3 = 150.17 g/mol. Al2S3(s) + 6 H2O(l) ? 2 Al(OH)3(s) + 3 H2S(g) 18 mol..
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