If you needed to perform a reaction in a controlled pH environment that was fairly basic, you might choose to use the ammonium and ammonia buffer system. How many grams of solid ammonium chloride would you have to add to 1.250 liters of 0.165M NH3 to obtain a buffered solution of pH

Define dew point. i am writing this part to be able to ask the question

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity