The skin feels a certain sensation from outside influences. The same thing that itches also detects hot, cold and sensations of other kinds. The technical term for it is stimulation of pruriceptors. When these pruriceptors are stimulated, the brain reacts with an appropriate response.
Nuclear fusion is the source of the sun’s energy/heat.
Answer:
the same is what is this question like what did u exame
May i please have a(n) answer choices please because it would be a lot better if it was like that and then ill answer it
2Na + 2H2O ----> H2 + 2Na(OH)
48.7/23 = 2.12 moles sodium
2.12/2 x 24 = 25.44dm^3 hydrogen = 1.06 moles
1.06 X 6.02x10^23 = 1.204x10^24 molecules of hydrogen