Write the Henderson-Hasselbalch equation for a propanoic acid solution ( CH 3 CH 2 CO 2 H CH3CH2CO2H , p K a = 4.874 pKa=4.874 ) using the symbols HA HA and A − A− , and the given p K a pKa value for propanoic acid in the expression. ?

0.09 moles of sodium sulfate in 12 ml of solution

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw