The Kb for trimethylamine ((CH3)3N) is 6.6*10-5. Please pay…

The Kb for trimethylamine ((CH3)3N) is 6.6*10-5. Please pay attention to the “b” in Kb. What is the pH of a buffer that is 0.095 M trimethylamine and 0.055 M trimethylammonium (trimethylammonium is the conjugate acid of trimethylamine)? Do not use scientific notation.

A resistor is connected in series with a capacitor and a b…

A resistor is connected in series with a capacitor and a battery with emf 12.0 V. Before the switch is closed at time , the capacitor is uncharged. (a) What fraction of the initial current I0 is still flowing at ? (1 point) (b) What fraction of the final charge Q0 is on the capacitor at ? (1 point)