Which of the following is endothermic process?
Both Sublimation of dry ice and Evaporation of water
Both Sublimation of dry ice and Evaporation of water: Based on the analysis above, both the sublimation of dry ice and the evaporation of water are processes that absorb heat from the surroundings, defining them as endothermic processes. Therefore, the option that correctly identifies endothermic processes from the given list is "Both Sublimation of dry ice and Evaporation of water".
Which of the following statement is/are true?
I. In physical change new substance is formed. substance is formed.
II. In chemical change no new substance is formed.
Which of the following cells involves similar chemical reactions?
The information not obtained from balanced chemical equation is
Oxygen cannot be obtained by which one of the following methods?
Which is the most reactive metal?