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Problem- in the following reaction 451.4g of lead reacts with excess oxygen forming 366.5g of lead (ii) oxide. Calculate the percent yield of the reaction.
2Pb(s) + O2(g) ---> 2PbO(s)
I am need of complete solution for this problem please help- me out to get right solution
The triprotic acid H3A has ionization constants of Ka1 = 7.5× 10-2, Ka2 = 7.8× 10-9, and Ka3 = 6.9× 10-12. Calculate the following values for a 0.0580 M solution of NaH2A Calculate the following values for a 0.0580 M solution of Na2HA.
A collapsed balloon is filled with He to a volume of 11.2L at a pressure of 1.00 atm. Oxygen (O2) is then assed so that the final volume of the ballon is 21
Depict structures of the organic starting material as well as product formed for the reduction of vanillin acetate (4-formyl-2-methoxyphenyl acetate C10H10O4) by sodium borodeuteride (NaBD4) reduction.
The intiala rates at various substrate concentrations for an enzyme-catalyzed reaction are as follows.
If all the {{N}}2 and {{H}}2 are consumed, define what volume of {{NH}}3, at the same temperature and pressure will be produced
Henry's law predicts a simple relationship between solubility and pressure. If the solubility of oxygen gas
An unknown compound A, has a melting point 123 degreesC-124 degreesC. It is thought that Z is either B(reported 122 degreesC) or C(reported mp 125 degrees C. which compound (B or C) is most likely to be Z and why is that
hydrogen gas was collected over water in a eudiometer at 26 degrees c when the atmospheric pressure was 726 mm hg. What was the pressure of the hydrogen gas?
Diisopropyl ether reacts with concentrated aqueous HI to form two initial organic products (A and B). Further reaction with HI produces organic product C from product B
A key oxidative step(s) in the B-oxidation cycle of fatty acids includes: a. addition of water to a double bond b. generation of a double bond from two adjacent -CH2 carbons
A sample containing an unknown mixture of A and B is measured in a 1.00 cm path length cuvette and its absorbances are found to be 0.182 at 465 nm and 0.398 at 575 nm. What are the concentrations of the two dyes in the unknown
In this experiment we reduced methylene blue with ascorbic acid using HCl as a catalyst. Given that the half reaction for the reduction of methylene blue is MB+(ox) +2H +2e -----> MBH2
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