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How are you able to determine which atom is more electronegative when looking at the periodic table of elements. For example which is more electronegative N or P?
The quantity of atmoshperic SO2 (g) can be determined by reaction with H2O2 (aq), according to the balanced chemical equation...
Magnesium nitride reacts with liquid water to form insoluble magnesium hyrdroxide and ammonia. What is the balanced equation for such?
An evaluation of R was performed, following the procedure described in this module. The barometric pressure was 736 torr, the temperature was 295k and volume of hydrogen gas collected was 35.6 mL. The calculated value of R was 82.1 mL atm K^-1 mol..
Draw the structure of the one alkene which upon treatment with O2 followed by Zn and acid, would give rise to formaldehyde and cyclohexanone
Order the following substituted phenols from most acidic to least acidic. Explain your reasoning for the following pairs you ordered in 20 words or less
A solution containing 100g of an unknown substance and 900g of water. The solution has a Freezing Point of -3.33*C. What is the molar mass of the substance?
There are more electrons in the n = 4 shell than for the n = 3 in kryton. But, the peak in the radial distribution is smaller for the n = 4 shell than n = 3 shell. Define this fact?
Draw the major monoalkylation product(s) you would expect to obtain from reaction of benzoic acid with chloromethane and AlCl3. If there is more than one product draw all in the same window.
Offer a brief explanation of why bandgaps for octet p-block semiconductors (1) decrease with increasing average principal quantum number
Explain what is the theoretical yield of 1, 4-di-t-butyl-2, 5-dimethoxybenzene (MW = 250.38 g/mol) if 1.32 g of 1, 4-dimethoxybenzene (MW = 138.16 g/mol) is mixed with 5.68mL of t-BuOH (MW = 74.12 g/mol, d = 0.786 g/mL) and excess 18M H2SO4
Define how you would perform a column chromatographic separation of a polar compound A and two chemicals and C that are non-polar. B is slightly less polar than C.
Question- A concentration cell consists of two Sn/Sn2+ half-cells. The cell has a potential of 0.14V at 25 ?C. What is the ratio of the Sn2+ concentrations in the two half-cells
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