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A tank at is filled with of carbon dioxide gas and of carbon monoxide gas. You can assume both gases behave as ideal gases under these conditions.
how many joules of heat are needed to raise the temperature of 591 grams of water from 25C to 55C?
Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO2H, in enough water to make 5.00 102 mL of solution and then titrate the solution with 0.163 M NaOH.
What is the empirical formula of ascorbic acid, given that the pseudoformula is C3.41 H4.53 O3.41
Calculate the molarity of your unknown, assuming it is monoprotic acid or monobasic base. Show all calculations for one titration with good precision including units and correct number of significant figures.
A graduated cylinder contains 148 of water. A 17.0 piece of iron (density = 7.86 ) and a 19.0 piece of lead are added. What is the new water level in the cylinder?
Draw a Lewis structure for each of the following molecules, and then use the VSEPR theory to predict the molecular deometry of each.
A solution contains 0.021 M Cl? and 0.017 M I?. A solution containing copper (I) ions is added to selectively precipitate one of the ions. At what concentration of copper (I) ion will a precipitate begin to form? What is the identity of t..
Bomb Calorimeter, gross heat of combustion, In the following experiment 1.1651g of benzoic acid (6318 cal/gm) produced a net corrected temperature rise of 3.047C, also 8 cm (2.3 cal/cm) of fuse wire were consumed in the firing.
When octane is burned in air, it chemically reacts with oxygen gas to produce carbon dioxide and water . What mass of octane is consumed by the reaction of of oxygen gas?
A certain weak base has a Kb of 7.80 × 10-7. What concentration of this base will produce a pH of 10.16
8.0 mL of 10.0 ppm fe 2+ solution is diluted to 100.o ml. What is the concentration (in ppm) of the resulting solution?
write a electrn configuration for an octahedral complex, write the electron configuration for [RhCl6]^-3 in terms of MO labels for ground electronic state.
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