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Explain what is the maximum amount of SO3 that can be produced by the reaction of 3.2mol of S with 6.3mol of 02 via the equation below?S (s) + O2 (g)---> SO3 (g)
A 5.0 g sample of a hydrate of BaCl2 was heated, and only 4.3 g of the anhydrous salt remained. What percentage of water was in the hydrate?
Aromatic Compounds :sample question, Both naphthalene and azulene have 10 pie electrons and are aromatic. Pentalene is apparently antiaromatic and is unstable even at -100 degrees C.
.Alkenes can have cis-trans isomerism. b.Alkenes are chemically reactive at the double bond. c.Alkenes are nonpolar compounds. d.Alkenes are less dense than water
Calculate the pH during the titration of 40mL of .1M HCl with .1M NaOH solution after the following additions of base:
What is the freezing point of an aqueous solution of a nonvolatile solute that has a boiling point of 102.5°C? For water Kf = 1.86°C/m and Kb = 0.52°C/m.
For each of the subsequent reactions identify the Bronstead-Lowry acid, base and their conjugate base and acid
Isoprene is a compoud composed only of carbon and hydrogen. It is 11.84%H. what is the emperical formula?
Styrene is produced by catalytic dehydrogenation of ethylbenzene at high temperature in the presence of superheated steam. A.) Given the following data, what is the delta Hrxn, delta Grxn and delta Srxn at 298 K
The pKa values for some weak acids are given Which is the strongest acid of the group. A. pKa=2.5 B. pKa=7 C. pKa=9.2 D. pKa values have nothing to do with acid strength
a write a reaction mechanism to show how propanoyl chloride is converted to propanamide using ammonia.bi amines can be
What is the enthalpy for reaction 1 reversed. reaction 1 reversed: 2NO + O2 ---> 2NO2 (it is already reversed) I tried -114, -112 and -171.
if an analyte exhibits both absorbance and fluorescence at a given excitation wavelength what will doubling the
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