Answer:
a light ray will always A light ray will always reflect away from a surface at an angle equal to the angle at which it struck the surface
Explanation:
it sound more formal and just plainly better
A ecosystem is SUSTAINABLE if it can continue to function over long periods of time.
How does the law of conservation of mass apply to this reaction: C2H4 + O2 → H2O + CO2?
Answer:
The correct answer is option a.
Explanation:
Diffusion flux is defined as movement of mas of atoms diffusing through the unit area in per unit time.It measured in (
).

J = diffusion flux
A = Unit area A through which atoms moves.
M = mass of atoms passes in t interval of time.