Answer:
Explanation:
Entropy is the thermal energy that is unavailable for humans to do useful work.human system normally progress from disorder to order. This entropy interferes with humans day to day activities. Once this energy is consumed it is converted from one form to another and it is the tax paid for those energies. It is the continuous dissipation of energy. For example if 1000J of energy is consumed, and nature take part of it, 900J is available for work.
I answered that in your last question refer to your answer in section 2
Answer: ✅
The main difference between boiling point and melting point is that the melting point is defined as the temperature at which solid and liquid phases are in equilibrium, whereas the boiling point is the temperature at which the vapour pressure of a liquid is equal to the external pressure.
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Answer:
1) MgO + 2HBr -> MgBr2+H2O
2)2N2+5O2->2N2O5
3)C2H4+2O2->CO2+2H2O
4)Fe+2HCl->FeCl2+H2