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Balance the equation and calssify the reactions. if an oxidation reduction occurs write the half reactions and identify the oxidizing and reducing agents.
Pb(NO3)2 +H2S ARROW PbS(S) +HNO3 THE NUMBERS ARE SUPOOSED TO BE BELOW THE ELEMENTS
Mg(s)+CO2(g) arrow MgO(s)+ C(s)
HCI(aq) + NH
The value of Eo for the following reaction is 0.63V. What will the cell potential be when the [Zn2+] = 0.00020M and the [Pb2+] = 1.0M? Pb2+(aq) + Zn(s) --> Pb(s) + Zn2+(aq)
what is meant by hydrogenation? please answer in a simple and easy to
What is the molarity if pH at the stoichiometric point is 8 and the volume of base needed is twice the volume of acid being titrated? What is the molarity of the base
If you begin with 250.0mL of 0.36 mol/liter NaCN, how many liters of the HCN solution must be added to the NaCN to prepare the buffer. Now add 1.60grams of NaOH (solid) to the buffer. What will be the new pH
What quality of heat is required to change the temperature of 30.0g of water at 10Cto 25C
When silver crystallizes, it forms face-centered cubic cells. The unit cell edge length is 408.7 pm. Calculate the density of silver. (Enter answer to three significant figures.)
what happens if cellulose is reacted with maleic anhydride C4H2O3? Again, how is the cellulose molecule/structure altered and what are the reaction by-products?
In Breckenridge, Colorado, the typical atmospheric pressure is 514 torr. What is the boiling point of water (ΔHvap = 40.7 kJ/mol) in Breckenridge?
Calculate the fraction of atoms in a sample of argon gas at 391 K that have an energy of 12.7 kJ
in the titration of 50.0 ml of 1.0 m methylamine ch3nh2 kb 4.4 10-4 with 0.50 m hcl calculate the ph under the
What will the pH of the equivalence point be when 10.00 mL of .0200M Carbonic acid is fully titrated to the 2nd end point using .05 M NaOH?
Explain using the Michaelis-Menten model the reasonsing behind the net effect of an irreversible inhibitor on the enzyme's substrate affinity and rate of product formation?
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