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Problem- What is the hybridization and polarity of the following formulas? H2CCHC*OCH3, H2SiO3, CN-. The questions are to be answered referring to the central atom. The * indicates the central atom for the first formula.
I want you to clarify the chemistry in this above problem.
Combustion analysis of the compound gives mass percents of 31.57% Carbon and 5.30% Hydrogen.
Draw all of the Lewis structures of NO2+ which obey the octet rule and use this Lewis structure or these resonance structures to predict how many covalent bonds connect each oxygen atom in the real structure to the central N atom.
An unknown gas is held in 2 separate containers with identical number of moles of gas. The volume of container 2 is 0.347 L and has a pressure of 0.315 atm. The volume of container 1 is 1.145 L. What is the pressure of the unknown gas in container..
Cyclohexane has a freezing point of 6.50 C and a Kf of 20.0 C/m. What is the freezing point of a solution made by dissolving 0.771 g of biphenyl (C12H10) in 25.0 g of cyclohexane?
Hydrazine is a toxic substance that can form when household ammonia is mixed with bleach such as Clorox. Its formula is N2H4, as well as it is a weak base. State a chemical equation showing its reaction with water. Utilize minimal integer numbers ..
Calculate the molality of a sucrose (C12H22O11) solution containing 14.3 g of sucrose in 676 g of water.
Calculate the vapor pressure of a solution containing 28.5g of glycerin (C3H8O3) in 125mL of water at 30.0 ?C. The vapor pressure of pure water at this temperature is 31.8 torr.
Construct a neat and compact table, including title and footnotes if required, to summarise the following information taken from rough notes
molecular orbital theory compare these species with regard to A. their magnetic character B. net number of pie bonds C. bond orber, and D. bond length
Methanol burns in oxygen to form carbon dioxide and water. Calculate Delta H rxn at 25 . = kj ?? 2) calculate Delta S rxn at 25 degree c = j/k?? 3) delta G at 25 degree C = ? kj?? 4) spontaneous
organic reactions can be classified as substitutions eliminations or additions and the reagents can be classified as
How many molecules of triclosan are in a tube of toothpaste?
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