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Asterix
Questions (9)
An iron bar is to be electroplated with zinc. Draw a diagram to do so and:
-Identify what will act as the two electrodes for the
2 answers
805 views
What reaction (oxidation or reduction) occurs at an anode of...
a) an electrochemical cell OR b) an electrolytic cell
1 answer
734 views
The most common method of producing bromine involves oxidizing bromine ions (Br^-) to bromine liquid (Br2) using chlorine gas
1 answer
396 views
Determine whether the following reactions will occur by determining the voltage produced;
Mg(s) + FeSO4(aq) =
1 answer
275 views
Determine whether the following reaction will occur by determining the voltage produced; Ag(s) + HCl(aq) =
1 answer
416 views
By what mass (in grams) will a chromium cathode increase when it is coupled to a magnesium half cell in which the magnesium
2 answers
579 views
A cell phone manufacturer predicts pre-orders of their new cell phone using the function: P(d)=-2\sqrt(-d)+20
P=pre-orders(in
3 answers
305 views
50.0 mL of 0.185M Sr(OH)2 is reacted with 35.0 mL of a solution containing 0.120g of HCl. Calculate the pOH resulting from the
1 answer
262 views
Consider 25.0 mL of 0.100M HA (HA is a fictional acid), for which Ka=1.00x10^-5, titrated with 0.0500M NaOH solution. What is
2 answers
464 views
Answers (3)
I would greatly appreciate it if you could show me the long way walkthrough. Thank you!
Apologies I couldn't figure out how to create the square root sign on my pc. Thank you for the understanding of the range.
I know how to do the pH afterwards but what's confusing me is that sub into the E line part? Like; 1.00x10^-5 = (H^+) (what goes here though) / (what value goes here?) How can I find the other values for A- and HA to fill in so I can solve for H+?
