What cause the heat we feel on a hot, sunny day is UV Rays my mans
Yes, because cotton is a plant and then the cotton is then made into a ball of yarn.
Friction <span>is most responsible for slowing a bicycle down when the brakes are applied</span>
Since water is already at 100<span>°C all the energy is used to evaporate it.
Now we can calculate how many </span>mols of water are evaporated with 820kJ.

We calculated that we got 20 mols of water evaporated. Now, all we have to do is find how many grams is a mol of water. Molar mass of water is <span>20.16 g/mol.
</span>The final answer is: