I attached the working and the answer to both questions below.
Please note that E = energy, ν = frequency, h = Plank's Constant
<span>The energy of a 4.66 x 10</span>¹⁴<span> Hz wave is
3.088 </span>
× <span>
10</span>
⁻¹⁷ J
Answer:
Option C
Explanation:
Litmus paper shows only whether the solution is acidic or basic, but not how strong it is.
=> Base turns the red litmus paper blue
=> Acid turns the blue litmus paper red.
Answer:
radical is
Explanation:
where n is usually assumed to be a positive integer, is a number r which, when raised to the power n yields x: where n is the degree of the root.
Answer:
false
Explanation:
It is because the pH for Hydroxide ions is 7