- Calculate the pH of a buffer made up of 1.0 M NH3 and 1.0 M NH4Cl. (Ka = 5.6 x 10-10)?

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Does everyone have traces of OCD? Given the following balanced equation, if the rate of change of O2 is 0.778 M/s, what is the rate of change of O3?2 O3(g) → 3 O2(g)? What is pratical driving? If X ~ Geometric(1/3), find P(X≥2)? On Monday sarah had 7/10 of her classes , Tuesday 3/5, Wed. 9/11 and Thursday 1/2. Which day did she had the most work?