This allows the respirometer to measure only one variable, the consumption of oxygen gas by living cells. Which of the above statement(s) is(are) correct: View Answer. This is accomplished by introducing potassium hydroxide into the device. It gets water from the stem. Finely divided palladium absorbs large volume of hydrogen gas. Any CO2 produced is immediately converted from a gas to a solid and is therefore no longer governed by gas laws. H 2 content in the coke oven gas is more. KOH absorbs … all (a), (b) and (c). In view that water vapour is also emitted from vehicle exhausts, the reaction between potassium hydroxide with potential pollutants such as CO2, CO, SO2 and NO, would result in solution mixture inside the vehicle of Potassium carbonate, potassium sulphite and potassium nitrite being formed which could potentially corrode the vehicle. (True) 19. flue gas has lower dew point thereby facilitating more waste heat recovery. Know which gas is being measured by the respirometer. This Reaction is also the examples of the Neutralization reaction in which acidic oxide CO₂ reacts with the Strong Alkali KOH to form Salt and Water. It absorbs water like crazy, which is the enemy to the Biodiesel reaction. ... On a bright sunny day water weeds growing in an aquarium were actively giving off bubbles of.gas. Same gas is produced when the metal reacts with dilute sulphuric acid. aromatic content of tar is low. potassium hydroxide into the device. Oxygen gas is being consumed by the respiring cells and carbon dioxide gas is diffusing out of the cells. Use this information to answer questions that ... KOH absorbs CO 2. KOH based glycerin CAN be made into soap bars and NaOH based glycerin CAN ALSO be made into liquid soap, but it does take more effort to get the desired result. KOH absorbs carbon dioxide, following this equation CO2 + 2KOH --> K2CO3 + H2O Potassium carbonate ( K2CO3 ) is a solid precipitate. In this Reaction, Potassium Hydroxide which is the base absorbs the carbon dioxide gas to produce the Potassium Carbonate and Water. Know the basic setup and use of a respirometer. oxygen is the gas measured by the respirometer. 1. put 2 mL of 15% KOH between a cotton ball and absorbent cotton ... KOH - absorbs CO2 to only measure oxygen production The leaf absorbs CO 2 from the atmosphere through its stomatal openings. Metal (M) produces a gas (N) on reaction with alkalies like NaOH and KOH. ... from what we’ve researched, is an absolute bear to deal with to make Biodiesel. calorific value of the coke oven gas … ⇒ In high temperature carbonisation of coal compared to low temperature carbonisation yield of ammonia is less. Hope it helps. The respirometer, therefore, has to be able to deal with two simultaneously changing gas volumes.