If two substance move with the same speed through a medium, why chromatography process is not suitable? Give reason.

The density of a planet is 0.69 g/cm3 (density of water is 1.0 g/cm3). which of the following planets might this be? a. mercury b. venus c. saturn d. mars

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough