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Give the conjugate acid of the following Bronsted-Lowry bases. (Type your answer using the format [OH]- for OH -.) (a) HAsO42- (b) F - (c) S2- (d) OH-
When heated, hydrogen sulfide gas decomposes according to the equation above. A 4.40 g sample of H2S(g) is introduced into an evacuated rigid 1.50 L container. The sealed container is heated to 583 K and 5.72x10^-2 mol of S2(g) is present at equil..
Calculate the energy emitted by an electron when it drops from energy level 4 down
write a chemical equation for the formation of Na and N2 from sodium azide
According to the second law of thermodynamics, the change in the entropy of the universe (DeltaSuniv) during a spontaneous reaction
An aqueous solution containing 5.0 g of solute in 100 ml is extracted w/three 25 ml portion of diethyl ether. What is the total amount of solute
A certain metal, M(s), reacts with O2(g) to form M3O4 (?H°f = -418 kJ/mol). What is ?H° in kJ for a reaction where 2.32 mol of M and excess oxygen form M3O4
If the standard deviation of your pipet is 0.018 mL, what is the chloride concentration ppt (W/V) of you sample?
Find the total time in minutes for a class that lasted 2.76 hours, 353 minutes and 45,980 seconds. Please show me every step.
What is the mass percent, expressed to the proper number of significant figures, for each metal in the original metal mixture? Define all variables, show units, and show algebraic steps to your the answers.
Determine the theoretical and percent yields of ethanol if 684 g sucrose undergoes fermentation and 349 g ethanol is obtained?
At a certain temperature and pressure 4.2 L of N2 reacts with 6.3 L of O2. If all the N2 and O2 are consumed, what volume of N2O3, at the same temperature and pressure, will be produced? (L)
If I add 1.65 L of water to 112 grams of sodium acetate...What is the molality of NaC2H3O2 in this solution?
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