If 85 g of NH4Cl reacts with 130 g of CA(OH)2 according to the following reaction, what is the maximum mass of ammonia that can be formed?

2NH4Cl + Ca(OH)2> CaCl2 + 2NH3 + 2H2O

Idon’t know how to solve this question

There are approximately 15 milliliters (ml) in 1 tablespoon (tbsp). what expression can be used to find the approximate number of milliliters in 3 tbsp?

You wish to prepare a buffer consisting of acetic acid and sodium acetate with a total acetic acetate plus acetate concentration of 250 mm and a ph of 5. what concentrations of acetic acid and sodium acetate should you use