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Question - While much of the chemistry you will be learning about in this class has not changed during the last 20 or more years (with the exception of some added elements), there is new chemical research and news happening all around you. What innovations in chemistry interest you the most? How has or will this innovation impact your life or community?
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This task is related to an innovation in chemistry which is attractive or interesting for the learner.I have written about bioprinting, its uses and benefits for the community.
The solubility of a slaked lime, Ca(OH)2, in water is .185g/100mL. What volume of .00400 M HCl is needed to neutralize 10.0mL of a saturated Ca(OH)2 solution
The activation energy for the diffusion of car- bon in chromium is 111,000 J/mol. Calculate the diffusion coefficient at 1100 K (827??C), given that D at 1400 K (1127??C) is 6.25 ?? 10??11 m2/s.
The value of delta H for the decomposition of gaseous sulfur trioxide to its component elements, 2SO3 (g) ---> 2S (s, rhombic) + 3O2 (g) is _____ kj/mol.
how many of the following changes wouldalter the numerical value of the equilibrium constant kp for the reaction 2of2g
considering the given reduction potentialsasnbsp ag? aq eoline 1 electron ag s edeg 0.800 voltsnisup2? aq 2 eoline 2
The concentration fo certain sodium hydroxide solution was determined phthalate(abbreviated as KHP). KHP is an acid with one acidic hydrogen and a molar mass of 204.22 g/mol.
In an equilibrium mixture the partial pressures of SO2 and O2 are 0.165 atm and 0.755 atm, respectively. What is the equilibrium partial pressure of SO3 in the mixture?
What do understand by the terms a) Empirical Formula b) isomerism and what conclusions can you draw from the following observations about the chemical nature of the organic liquid D?
A 25.00 mL aliquot of iron solution was titrated to equivalence with 26.19 mL of 0.0215 M KMnO4. A procedure similar to the one in experiment 7 was followed. Calculate the moles of iron in the original volumetric flask.
In what form does mercury exist when it is produced during the combustion of coal?
suppose a 5.00 l sample of o2 at a given temperature and pressure contains 2.73 times 1023 molecules. how many
1.what advantage do calcium chloride pellets have over magnesium sulfate powder. 2.what advantage does decantation have over filtration for small volumes
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