Ten kilograms of a substance has a latent heat of 1000 J/kg. How much energy does it take to change the phase of this substance?

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table

as we know our atmosphere or air have different levels. every level has other gasses, and every gas has another permeability. when the light comes from lower permeability to higher permeability, it changes its direction. so that means that when the light comes from the moon to the earth, it changes it's direction many more times. it basically means that the shape of the light part of the moon is changed on the earth.

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i need with 1.3.2 investigate cycling o2 and co2 apex

we need to see it