What is the percent composition of all the components of c18h308

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

Sediment that settles on the bottom of the sea may form layers of rock which description tells how this sediment is deposited. a.)randomely b.)vertically c.)diagonally d.)horizontally

Calculate the volume of chlorine gas at room condition, required for combustion with 0.46 g sodium in chlorine gas. [ ram for cl = 35.5, na = 23, 1 mole gas occupy 24 dm³ mol-1 at room condition] ans : 0.24 dm³