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