Step 1. Simplify brackets

Step 2. Simplify
13
Done! :)
Your answer is A. 13 Hope this helps!
Lit is located between the
left ventricle and left atrium.Left atrium is known to be one of the four chambers of heart
that receives oxygenated blood from the right and left pulmonary veins. This blood
is pumps to the left ventricle through the mitral valve. However, left
ventricle is responsible for pushing oxygenated blood through the aorta to the rest
of the body.
Answer:
Rural lands include, but are not limited to, those generally developed to lower residential densities, agricultural activities, resource extraction, timber harvesting, resource conservation, public or private recreation, or open space.
Explanation:
Answer:
hydrogen bond
Explanation:
by weak electrical attraction between two polar molecule hydrogen bond is developed between them
the example is water molecule in case of water two water molecules are attracted toward each other by strong hydrogen bond which is developed between highly electronegative oxygen of one water and electropositive hydrogen of another water molecule