ariavu7929 ariavu7929
  • 10-03-2020
  • Chemistry
contestada

What mass of NaCN must be added to create 250.0 mL of a buffer solution with a pH = 9.00 and an HCN concentration of 0.100 M? The pKa of hydrocyanic acid is 9.31.

Respuesta :

adefunkeadewole adefunkeadewole
  • 14-03-2020

Answer:

0.72grams

Explanation:

Answer Link

Otras preguntas

Hola, me llamo Victor y tengo dieciséis años. Vivo en Austin, Texas. En mi cumpleaños dieciséis, tengo mi permiso de manejar y viajo a ver a mi primo Maximilian
Ergänzen Sie zu / um / damit / statt / ohne, wenn es nötig ist:17. Die Mutter schickte das Rotkäppchen die Kuchen der Oma ______ bringen.18. Ich fand meine Auto
why is corruption a major social problems in our country Nepal?​
i’m confused 273 - 75 = 280 - 82
Chlorine has an atomic mass of 35.543 and two naturally occurring isotopes. Isotope A has a relative mass of 34.96885 and an abundance of 75.53%. What is the ma
PLZ HELP ME!!!! LOTS OF POINTS <333
Quiero saber las Respuestas
5(10-6) 6(4+10) Help me, I find the bracket confusing
A bakery is having a buy 4, get 1 free sale on cakes. THis sale is equivalent to what percentage off the regular price of all 5 cakes?
Can someone please help me?? WILL MARK BRAINLIEST!!