Answer:
5 moles of O2are required, you can see it in your equation.
Reactions occur when two or more molecules interact and the molecules change. Bonds between atoms are broken and created to form new molecules. That's it.
By law of refraction we know that image position and object positions are related to each other by following relation

here we know that



now by above formula


so apparent depth of the bottom is seen by the observer as h = 3.39 cm
Answer:
Motivation is the process that initiates, guides, and maintains goal-oriented behaviors.