Oxygen gas released into atmosphere
The largest reservoir of freshwater on Earth is in glaciers and in polar ice. Just under 3% of all of the water on Earth is freshwater.
Solution:
The law of conservation of mass states that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations.
o According to the law of conservation of mass, the mass of the products in a chemical reaction must equal the mass of the reactants.
o The law of conservation of mass is useful for a number of calculations and can be used to solve for unknown masses, such the amount of gas consumed or produced during a reaction.
Thus the required right answer is B.
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Answer:
(D) The retina
Explanation:
The lens' job is to focus light rays on the back of the eyeball — a part called the retina