Correct Answer: The Sun heats the Earth unevenly; this heating pattern then causes convection currents in the atmosphere.
<span>They have eight electrons in their valence shells, so they are stable without gaining or losing electrons. I hope this helps.</span>
Explanation: Pollution in urban streams (commonly caused by improperly disposed waste and/or acid rain) always has a negative effect on the environment. <em>Urban rivers are extremely polluted in some areas</em>, such as India. Actions have been taken to clear the streams, and progress has been made.
Hope this helps!
Use the formula M1V1 = M2V2
45(0.748) = 250(M2)
33.66 = 250(M2)
M2 = 0.135 M
A crystal has a specific pattern, has a short range order. The
repeating subunits that are responsible for the shape of a crystal are known as
crystal lattice.