The postulate of Dalton's atomic theory which is a result of the law of conservation of mass is: Atoms are indivisible particles, which can neither be created nor destroyed in a chemical reaction.
Answer:
The pond has more energy because I is so much larger that the Cup of boiling water. Since that mass of the pond is so much larger, It is generating more energy than a boiling cup of water.
Answer:
2 elements
Explanation:
Octane is composed of carbon and hydrogen atoms.
Heat needed=mcθ
=7×0.031×(42-17)
=5.425cal
Elements in the same group have similar properties
