Calculate the energy in kj/mol of photon in red light of wavelength 656nm​

Iwll give extra points to who gets this for ! what type of reaction is this? ?

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?