Depending on the numbers on the side for the price, it could be A or B; if the numbers go from higher to lower then its A, if it goes from lower to higher then its B
Find the number of moles: 2•3.5=7 moles
and do dimensional analysis. to convert moles of solution to moles of cacl2 and moles of cacl2 to grams of cacl2 (molar mass)
Answer:
The answer is option A
Explanation:
This is because the measure from crest to crest is also known as the wavelength, and the color of a wave always depends on its wavelength, if you see the electromagnetic spectrum
Hope this helps!
It should be <em>Ultraviolet rays </em>because they are moderate in energy.
