Pick out the wrong statement?

Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about ________ minutes?

Ans: 4Read →

MCQ #1388

Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of ________ will facilitate the most accurate measurement of the temperature?

Ans: CopperRead →

MCQ #3476

The local surface conductance for laminar film condensation on vertical surface is (where, t = film thickness) ________?

Ans: ∝ 1/tRead →

MCQ #5562

During constant rate drying period, vaporisation rate per unit drying surface area ________?

Ans: Does not change with timeRead →