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Define the Lewis Dot-Dash Structure of the molecules and ions below. Indicate the AXE notation, a Lewis structure and the electron and molecular geometry of the underlined atom.
1. IBr-
2. C2H2
3. NO-
4. Si2I4
5. H3COCH3
Even with a perfect shima and a higher field of instrument, the spectrum of 2-methyl-2-hexanol is difficult to interpret. Give two different reasons for this difficulty
Compute the number of mL of 2.00M H2SO4 required neutralizing 125.5mL of 1.2M KOH
D=(KBT)/6 xpie xr x n The HIV-1 virus has a radius of about 50 nm. The viscosity coefficient of water at 20 °C is 1.00 mPa·s. How far will a particle of HIV-1 typically travel in 1 minute
a 30 gram block of an unknown metal at 86.0oc was dropped into an insulated flask containing approximately 40.0 grams
How many grams of pyridine are there in 100 mL of an aqueous solution that has a pH of 9.00? The Kb for pyridine is 1.9x10^-9
Calculate the equilibrium constant, Ka for the acid, HA if, at equilibrium, the pH of a 2.1 M solution of HA is 3.43
a sample of argon gas is at a pressure of 1.24x10^4 kpa and a temperature of 24c in a rigid 25-L tank. How many moles of argon does this tank contain?
What is the boiling point of a mixture composed of 85 g HOCH2CH2OH (ethylene glycol) and 125 g H2O? The boiling point elevation constant for H2O is 0.512 °C/m.
In the process of producing sparkling wine from grape juice, the sugar glucose is decomposed to form ethanol and carbon dioxide. If 23 g of C6H12O6 is fermented, what volume of gaseous CO2 will be produced at a temperature of 29°C and a pressure o..
A 0.7120g specimen of iron ore was brought into solution and passed through a Jones reductor. titration of the Fe(II) produced required 39.21 mL of 0.02086 M KMnO4. express the results of this analysis in terms of (a) percent Fe and (b) percent Fe..
Aliphatic esters have carbonyl stretches that absorb around 1750 - 1735 cm-1. Unstrained aliphatic ketones have carbonyl stretches that absorb around 1715 cm-1. Explain this observation.
What is the percentage composition of a compound consisting of carbon and hydrogen if 58g of the compound has only 10g of hydrogen.
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