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Galvanized nails are iron nails that have been plated with zinc to prevent rusting. The relevant reaction is Zn2+(aq)+2e??Zn(s)
For a large batch of nails, a manufacturer needs to plate a total zinc mass of 3.70kg on the surface to get adequate coverage.Part A
How many moles of zinc are in 3.70kg of zinc?
a sample of nitrogen occupies a volume of 600 ml at 60 celcius and 650 mm hg of pressure. what will be its volume at stp?
Calculate the degrees of unsaturation in a compound with the molecular formula C3H6 and draw two possible structures
50.0 mL of 1.0 M HCl at 25.0 oC were mixed with 50.0 mL of 1.0 M NaOH also at 25.0 oC in a styrofoam cup calorimeter. After the mixing process, the thermometer reading was at 31.9 oC.
Determination of Molecular SO2 Needed for Protecting Wine, You have just finished fermenting a wine and the pH = 3.7. You need 2mg/L "molecular" SO2 to protect the wine. What level of free SO2 do you have to add to achieve the level of the molecul..
a weak base used in the manufacture of dyes. Calculate the value of Kn for the neutralization of aniline by vitamin C. (ascorbic acid, C6H8O6, Ka = 8.0 x 10 -5).
Looks like 4-Methyl-2-Pentanone to me, can someone verify and explain in depth why it's such compound ... NMR picture in the comment below
Which of the characteristics has is NOT found in Peptidoglycan? A) The "peptido" parts of Peptidoglycan are peptide crosslinking sections that covalently bind the Petidoglycan strands together
When 25.0 mL of 0.750 M CdCl2 is mixed with 40.0 mL of 0.120 M (NH4)2S, CdS precipitates from the solution. How many moles of CdS is formed.
30.0 mL of pure water at 280. K is mixed with 50.0 mL of pure water at 348 K. What is the final temperature of the mixture? Ignore significant figures for this problem.
in experiment to find emperical formula of magnesium oxide, why the empty crucible and cover fired to red?
Draw the three dimensional structure of both the endo and exo adduct formed from 1,3-cyclopentadiene and maleic anhydride.
what will the concentration be after 9.00 minutes? Part B A zero-order reaction has a constant rate of 1.30×10^?4 M/s. If after 60.0 seconds the concentration has dropped to 8.00×10^?2 M, what was the initial concentration?
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