The student plotted the experimental kinetics data as 1/[A] versus time and obtained a straight line graph for the hypothetical reaction aA =>bB. The y-intercept of the line of the line must equal to:
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A 35.00 mL sample of 0.0877 M HCl is titrated with 0.121 M N…
A 35.00 mL sample of 0.0877 M HCl is titrated with 0.121 M NaOH. Determine the pH of the solution after addition of 20.00 mL of NaOH To receive full credit (2 pts for answer and 2 pts for showing work), submit a picture of your work to the Final Exam Required Work & Partial Credit assignment AFTER SUBMITTING COMPLETED FINAL
Which statements are true? a) A voltaic cell generates elec…
Which statements are true? a) A voltaic cell generates electrical energy from a spontaneous oxidation-reduction reaction.b) The anode is the electrode at which reduction occurs.c) The electrons move from the cathode to the anode.d) Cations are always positively charged and move toward the cathode.
Use the Nernst equation to calculate the cell potential for…
Use the Nernst equation to calculate the cell potential for the following cell: Zr|Zr4+, 0.0010M||Zn2+, 1.0M|Zn To receive full credit (2 pts for answer and 2 pts for showing work), submit a picture of your work to the Final Exam Required Work & Partial Credit assignment AFTER SUBMITTING COMPLETED FINAL
If equal volumes of a strong base and a weaker acid are mixe…
If equal volumes of a strong base and a weaker acid are mixed together, what would you expect the pH of the resulting salt to be?
What is the pH of a solution with a H+ hydrogen ion concentr…
What is the pH of a solution with a H+ hydrogen ion concentration of 2.44x 10-5 M?
Many electronic calculators use rechargeable nickel–cadmium…
Many electronic calculators use rechargeable nickel–cadmium batteries. The overall equation for the spontaneous reaction in these cells is: Cd(s) +NiO2(s) + H2O(l) → Cd(OH)2(s) + Ni(OH)2(s) What are the oxidation states of Cd in Cd and of Ni in NiO2 and Ni(OH)2?
What is the pH of a solution with a H+ hydrogen ion concentr…
What is the pH of a solution with a H+ hydrogen ion concentration of 3.44x 10-3 M?
The half-life increases with time for the reaction aA =>bB,…
The half-life increases with time for the reaction aA =>bB, which is:
Many electronic calculators use rechargeable nickel–cadmium…
Many electronic calculators use rechargeable nickel–cadmium batteries. The overall equation for the spontaneous reaction in these cells is: Cd(s) +NiO2(s) + H2O(l) → Cd(OH)2(s) + Ni(OH)2(s) What is the reducing agent, oxidizing agent (correspondently)?