<span>Each silver quarter has .18 troy ounces of silver. So, my calcs say about 5 1/2 quarters to the troy ounce (silver).</span>
It is in Group 5A => <u>5</u> valence electrons
J. J. Thompson's experiment with the cathode ray tube lead to the invention of television. The correct option among all the options given in the question is option "c".J. J. Thompson was born on 18th of December in the year 1856 and died on 30th of August in the year 1940. He was an English physicist who was born in Manchester of United Kingdom. He was awarded with the Nobel Prize in Physics for his discovery of electron in the year 1897. The best part was that his son also got awarded with the Nobel Prize later on along with eight of his students.
When you change the surface area of the reactants, we do increase the rate of the reaction. The surface of the reactant will have a higher chance to collide with a solid reactant. For example, atoms and molecules have to collide with each other.
I really hope I could help, sorry if I'm wrong! :)
