1. Ka for hydrocyanic acid,HCN, is4.00×10-10.  Kafor acetylsalicylic acid (aspirin),HC9H7O4, is3.00×10-4. Ka forphenol (a weak acid),C6H5OH, is1.00×10-10
| What is the formula for thestrongest acid? |
2. Ka for nitrous acid,HNO2, is4.50×10-4. Ka forhydrocyanic acid, HCN, is4.00×10-10. Ka forphenol (a weak acid),C6H5OH, is1.00×10-10.
| What is the formula for thestrongest conjugate base? |
3. The compound ammonia ,NH3, is a weak base when dissolved inwater. Write the Kb expression for the weak baseequilibrium that occurs in an aqueous solution ofammonia :
4. Write the Ka expression for an aqueous solution ofacetic acid , CH3COOH:
