An ion is created by the transfer of electrons. The metals give away the elections and become positively charged. The non - metals take on electrons.
Balance.
So an ion is any atom that either gives away or takes on electrons.
➡ 150hrs.
➡ Time = distance × speed
➡ Time = 15*10
➡ Time = 150hrs ans.
Answer:
1/i + 1/o = 1/f thin lens equation
i = 33 * 8.9 / (33 - 8.9) = 12.2 cm to right of first lens
27 - 12.2 = 14.8 cm to left of second lens
i = 14.8 * 8.9 / (14.8 - 8.9) = 22,3 cm to right of second lens
The visible<span> light </span>spectrum<span> is a fractional </span>part of the electromagnetic spectrum, which is visible<span> due to our eyes, which are light receptors. </span>Invisible spectrum<span> are things like UV </span>spectrum<span> which falls outside the human </span>visible<span> range.</span>
Dont where socks or stand on carpet while working on a computer, also dont set components on carpet.
