The word atom<span> is derived from the Greek </span><span> 'atomos' - </span><span>“indivisible.”
But the word 'atom' itself just means the smallest particle, not necessarily invisible.
</span><span>
</span>
Answer:
The answer is option D.
Explanation:
In balancing in acidic solutions, the oxygen is accounted for by adding a water molecule or H2O on the side that needs oxygen and 2H+ molecules for every H20 molecules placed on the other side of the equation.
The H+ and H2O molecules are in the ratio 2 : 1
Hope this helps you
Visible light is the answer ur looking for ! gama rays are the highest, then x rays, microwaves, then infrared, then visible light ! :) hope this helped ya !
7. The molar mass of pottasium dichromate(K2Cr2O7) = 294 g.