Thursday

July 31, 2014

July 31, 2014

Posted by **ashleigh** on Friday, November 2, 2007 at 11:15pm.

- science -
**DrBob222**, Friday, November 2, 2007 at 11:37pmUse the Henderson-Hasselbalch equation.

pH = pKa + log [(base)/(acid)]

You have pH, pKa, and molarity of the base. Solve for (acid) [which in this case is the NH4Cl).

Knowing (acid), calculate grams needed to make 700 mL of that concentration.

**Related Questions**

Chemistry - How many grams of dry NH4Cl need to be added to 2.10L of a 0.600M ...

chem - How many grams of NH4Cl must be added to 0.560 L of 1.90 M NH3 solution ...

Chemistry - If some NH4Cl is added to an aqeous solution of NH3: A. pH of ...

chemistry - How many grams of NH4Cl must be added to 0.490 L of 1.70 M NH3 ...

Science (Chemistry) - How many grams of dry NH4Cl need to be added to 1.90 L of ...

chemistry - How many grams of dry NH4Cl need to be added to 2.00L of a 0.100M ...

Chemistry - Can you check my calculations, please? It's for a lab we did in ...

Chem - How many grams of dry NH4Cl need to be added to 1.80L of 0.200M solution ...

Chemistry - Calculate the pH after 0.010 mol gaseous HCl is added to 250.0 mL of...

AP Chem - Calculate the pH after 0.010 mol gaseous HCl is added to 250.0 mL of ...