speed of light=wavelength*frequency
3*10^8m/s=wavelength*1.20*10^13
wavelength=3*10^8/1.2*10^13
=10^-5/0.4=2.5*10^-5m
they have knowledge about the name of medicine and the disease it cured
The new substances that result from a chemical reaction is called product
mass is the answer 110% sure hope this helps
please mark brainliest
Answer:
The molecules in liquids flow, and are able to move more than those in solids
