20 iv The diagram shows a respirometer used to meansure

Last updated: 7/3/2023

20 iv The diagram shows a respirometer used to meansure oxygen uptake by woodi Syringe Perforated basket Woodice Filter paper wick X Manometer What is X a Buffer solution to control the pH b Lime water to indicate the presence of carbon dioxide c Potassium hydroxide solution to absorb carbon dioxide d Water to control the humidity