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draw the contributing resonance structures for each of the following species. label the structures as major or minor contributors.
1. ch3c(ch3)chch(ch3)
2. ch3cooch3
3. ch3coohnhch3
4. ch3chchchch3
On treatment of Compound D with an alcoholic solution of silver ammonium hydroxide, a silver mirror was formed within a few minutes. Identify the hydrocarbon A and Compounds B-D.
A 24-kg child receives 2.85x10^6 B particles, each with an energy of 4.30x10^-13 J. If the RBE=0.40, how many millirem did the child receive?
the electrode half-reactions and calculate the standard potential of the following cell: Cu / Cu2+(aq) // Mn2+(aq),H+(aq) / MnO2(s) / Pt
A 33.0-g sample of an alloy at 93.0°C is placed into 258 g of water at 22.0°C in an insulated coffee cup. Assume that no heat is absorbed by the cup. If the final temperature of the system is 31.1°C
The vapor pressure of benzene,C6H6 is 40.1mmHg at 7.6C. what is its vapor pressure at 60.7C? The molar heat of vapotization for benzene is 31.0kg/mol
celcius of a solution prepared by dissolving 0.0550 mole of a sodium acetate in 1.00 L of 0.250 M acetic acid.
Explain why it is preferable to take the geometric mean rather than the arithmetic mean when defining mean activity
Calculate the percent composition by mass of C, H, and O in cinnamic alcohol. How many molecules of cinnamic alcohol are contained in a sample of mass 0.469g.
The compound ZnI4 is best described as anions in a face-centered cubic unit cell with the cations in the tetrahedral holes. What is the density of this compound?
If a bottle of nail polish remover contains 175mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788g/ML.
For the next three problems, consider 1.0 L of a solution which is 0.3 M HC2H3O2 and 0.2 M NaC2H3O2 (Ka for HC2H3O2 = 1.8 x 10-5). Assume 2 significant figures in all of the given concentrations so that you should calculate all of the following pH..
Determine how many moles of the ANION are present in this resulting solution If 4 moles of the ionic compound get dissolved in this reaction?
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