Answer:
The mixture of cryolite and aluminum oxide has a lower melting point than pure aluminum oxide. This means a lower amount of energy is required to establish effective conditions for electrolysis and thus makes it more cost effective.
Explanation:
<u><em>Answer:</em></u>
- The correct answer is a.
- The ratio of their masses is always the same
<u><em>Explanation:</em></u>
- Dalton law was based on law of conservation of masses and law of conservation definite proportional. So here , it is cleared that the ratio of their masses should be always same.
Formation of a precipitate
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Protein is <span>the molecule that is a polymer of a minimum of 50 monomers of amino acids.
</span><span>Proteins are essential nutrients for the human body. They are one of the building blocks of body tissue, and can also serve as a fuel source.</span>