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How many grams of HCOOH

How many grams of formic acid, HCOOH, must be added to 0.270L of 0.180M sodium formate, HCOONa, to yield a buffer solution with
1. 1 answer
2. asked by Kev
3. 845 views
How many grams of formic acid, HCOOH, must be added to 0.270L of 0.180M sodium formate, HCOONa, to yield a buffer solution with
1. 3 answers
2. asked by Cayla
3. 1,218 views
How many grams of potassium formate, KHCOO, must be added to 500 mL of a .07 M solution of HCOOH to produce a buffer solution
1. 1 answer
2. asked by Audrey
3. 554 views
How many grams of HCOOH are needed to make 3.7 liters of aqueous solution of pH=3.5? I have followed the steps for a similar
1. 1 answer
2. asked by nick
3. 516 views
Add 0.40 g of NaOH to 50.0 mL of 0.10 M HCOOH, and find approximate pH. No volume change, Ka HCOOH=1.8x10^-4.I recomputed this
1. 1 answer
2. asked by Jim
3. 577 views
How many grams of HCOOH are needed to make 3.7 liters of aqueous solution of pH=3.5?
1. 5 answers
2. asked by nick
3. 540 views
Find the pH of a buffer solution with equimolar concentrations of: HCOOH and NaCOOH (Ka = 3.5 x 10-4 for HCOOH)a
1. 0 answers
2. asked by Bill
3. 570 views
Add 0.40 g of NaOH to 50.0 mL of 0.10 M HCOOH, and find approximate pH. No volume change, Ka HCOOH=1.8x10^-4.I get pH 8. Right?
1. 1 answer
2. asked by Jim
3. 497 views
calculate the initial concentration of HCOONa you would add to 0.10M HCOOH to make a buffer with a pH of 4.00 [Ka (HCOOH) = 1.8
1. 1 answer
2. asked by Christabel
3. 628 views
Calculate the new pH after adding 0.050 mol of HBr to 1.0 L of buffer solution containing 0.200 mol HCOOH and 0.200 mol HCOOK.
1. 1 answer
2. 104 views