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Calculate the PH of the solution to 2 significant figures
0.021 moldm-3 HCl
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- NEED FULLY CORRECT HANDWRITTEN SOLUTION FOR THIS. ASAP!!!Calculate the ionic strength of 0.040 M Na2SO4. pls show the solution1. A pH electrode obeys the equation E= constant - 0.0592 pH. If the electrode potiential (E) is -0.105 V at 0.002500 M [H+], what is the electrode constant? 2. Using the electrode constant calculated abobe, determine the pH of a solution that gives the electrode potiential of -0.450V. Sketch the calibration plot for the pH electrode. Label the axes, electrode constant and the value of the slope on the calibration plot. Answer question 1
- Why do both Reference and Indicator electrodes need in Potentiometric titration? answer at your own words ans answer to the point not any irrelevant wordsHELP WITH THIS QUESTION PLS STEP BY STEP SOLUTION REQUIRED ASAPThere is a constant current which pasesed on a solution of CuSO for one hour and a 0.040 g of Cu deposited. What is the present current?
- Calculate the concentration of an unknown solution that produced a current of 4.78 microA. The current went up to 6.54 microA after 35 mL of the unknown was added to 0.300 mL of 0.0627 M standard solution.3. How much Cr(s) will plate out of a K2CrO4 solution if we use a current of 15A for 1 hour? (Railroad track method)Thank you for answering^^Determination of Sulfates in water (Analysis) Materials / Equipment needed Standard Methods Interferences (optional)
- The moving boundary method was applied to a solution of GdCl3 33.27 mmol/L at 25°C using LiCl. Using a current of 5.594 mA, it takes 4406 seconds for the solution boundary to move between the two tube boundaries used in this method. The volume between these limits is 1.111 mL. Calculate t+ and t-Ascorbic acid (Vitamin C) in a 50.0mL sample of orange juice was analyzed by an electrochemical analysis, and a current of 1.78μA was detected. A standard addition of 0.400mL of 0.279M ascorbic acid increased the current to 3.35μA. Find the concentration of ascorbic acid in the juice.Want solution of all three parts ASAP