It usually holds more water because of evaporation and makes the earth very hot.
Density = Mass/Volume => Mass = Density*Volume => Mass = 3g/ml*10ml =30g
If there are 2 electrons in the same orbital, the spin numbers would be different for both of these 2 electrons. One would have an up spin and the other a down spin.
Answer:
One calorie is equivalent to 4.18joules