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Compare the bond order of the carbon-to-carbon bond in the diatomic molecule C2 that you would establish from a Lewis structure and from a molecular orbital diagram. Why are the not the same?
what is the final temperature of a metal sample weighing 34.526 g was heated to 98.0 degrees celcius then quickly
A sample of pure NO2 is heated to 334 degree C at which temperature it partially dissociates according to the equation 2NO2(g)-->2NO(g)+O2(g)
A 50.0 g sample of liquid water at 25.0 degree C is mixed with 29.0 g of water at 45 degree C. The final temperature of the water is ___________ degree C. The pecific heat capacity of liquid water is 4.18 J/g-K.
in the synthesis of divanillin the first step in the mechanism of this reaction involving vanillin is the formation of phenoxy radical by abstraction of the phenoic H atom
Consider two analgesics derived from salicylic acid: acetylsalicylic acid (aspirin) and methyl salicylate (oil of wintergreen, found in muscle relaxants like "BenGay").
One of the most common causes of inaccurate melting points is too rapid heating of the melting point bath. Under these circumstance
Calculate the change in entropy (in J/K) when a 67.9 g of water is heated from 14.8 ºC to 74.0 ºC at 1 atm. (The specific heat is 4.184 J/(g-K).)
25.75 mL NaOh solution was used to titrate 20.00 ml of 0.4992 M oxalic acid solution. What is the molarity of NaOH solution
Consider the brilliant blue spectrum (blue 1) shown here. What is the wavelength of maxmal absorbance in nm? (Do not include units in your answer: number only)
the decomposition of n2o5 in carbon tetrachloride proceeds as follows 2 n2o5 -gt 4 no2 o2. the rate law is first order
how much heat is required to warm 219 g of ice from -45.7degc to 0.0degc melt the ice warm the water from 0.0degc to
a sample of beach sand contains sand particles of different colors small pebbles and also shells. each component
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