Calculate the ph of a buffer that is 0.13 m in lactic acid and 0.11 m in sodium lactate

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

An observation that requires measurement is called quantitative observable or qualitative

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.