Looking for Chemistry / Chemie - 144 test answers and solutions? Browse our comprehensive collection of verified answers for Chemistry / Chemie - 144 at stemlearn.sun.ac.za.
Get instant access to accurate answers and detailed explanations for your course questions. Our community-driven platform helps students succeed!
Barbituric acid (Ka = 9.8 × 10-5) is used in the preparation of barbiturate drugs, which act as central nervous system depressants. Determine the % ionization for a 0.0015 M solution that has a pH of 3.78. Please give the answer to 2 decimal places. | Barbituriensuur (Ka = 9.8 × 10-5) word gebruik in die bereiding van barbituraatmedisyne, wat dien as depressante in die sentrale senuweestelsel. Bepaal die % ionisasie vir 'n 0.0015 M oplossing met 'n pH van 3.78. Gee asseblief die antwoord tot 2 desimale plekke. |
| Which of the acid-base reactions below would be reactant-favoured? | Watter van die suur-basis reaksies hieronder sal reaktantgedrewe wees? |
| With reference to the distillation set-up above, which of the following statements are true? | Met verwysing na die distillasie-opstelling hierbo, watter van die volgende stellings is waar? |