If a hot air balloon has an initial volume of 1000 l at 50 ∘c, what is the temperature (in ∘c) of the air inside the balloon if the volume expands to 1700 l ?

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

What is the full form of icc in chemistry?

How long could you survive without electricity? what parts of your life would be affected by loss of electricity? should you prepare for an electricity outage, and if so, how would you prepare? what backup system could your family or community install to generate limited amounts of electricity during an outage? how does this system create an electric force field and generate electric current?