Question 17: answer:The solute is the drink crystals and the solvent is the water…
I wish I am correct
Answer:
D
Explanation:
wavelength = speed of light/ frequency
= (3 x 10^8 m/s) / (3 x 10^12 Hz)
= 1 x 10^-4 m
Lead (II) chloride+ potassium nitrate
PbCI2+KNO3(B)