A chemical element is a substance that is made up of only one kind atom.
C
This is because 10+5=15
15/45=0.3
It is often a sign of kidney problems. :)
Answer:
They all have: nitrogen :780,900 755,100
oxygen: 209,500 231,500
argon 9,300 12,800
carbon dioxide
386 591
Temperature is a measure of average kinetic energy of particles in an object. The hotter the substance, higher is the average kinetic energy of its constituent particles.
