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Define how would value for equivalence weight be affected if a few of the H2 gas produced during the reaction of Mg(s) and acid escaped from gas buret?
Two spectral lines occur at 576.8217 nm and 577.1432 nm. If a grating monochromator has a reciprocal linear dispersion, D^-1, of 2.4 nm/mm, what is the maximum slit width, in mm, needed to achieve baseline seperation.
What are the effects of temperature, molarity, surface area, nature of the reactants, and the presence of a catalyst on the reaction rate of Zn(s)+2HCl(aq)-> ZnCl2(aq)+ H2(g)
describe the points of rutherfords model for the nuclear atom and how he tested this model. based on his expiriments
Carbon-14 is a radioactive isotope which decays with a half-life of 5730 years. What is the first-order rate constant for its decay, in units of years^-1
question phosphorus pentachloride decomposes to phosphorus trichloride at high temperatures according to the
Which one of the following is the correct formula resulting from a combination of the common ions from these elements: Li and S
M. tuberculosis, the organism that causes tuberculosis, can be completely destoryed by irradiation with UV light with a wavelength of 254 nm. What is the frequency?
Calculate the activation energy of this reaction in kJ/mol At what temperature would the half-life be 12.0 min?
Oxalic acid dihydrate is often used as primary standard for the standardiztion of base solutions. For a procedure comparable to this experiment, approximately how many grams of oxalic acid dihydrate should be used in order to have a volume of abou..
a radio active atom in a beam produced by an accelerator has a speed .78c relative to the laboratory. the atom decays
Which of the following is TRUE with regards to strong and weak acids? A. weak acids undergo complete dissociation in solution B. strong acids undergo partial dissociation in solution C.
A new soft-drink on the market is prominently labeled as "caffeine-free". Based on the nature of complaints filed by several consumers, it appears that the "caffeine-free" claim might actually be fraudulent.
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