It uses the voltages and sound freq. in the air to measure the wave lengthths
Its <span>c.chromatography is the process of separating solutions on the basis of their boiling points </span>
Answer:
d. why matter exists
Explanation:
The kind of questions that chemistry CANNOT answer is "why matter exists".
In Chemistry, question of how the properties, composition and structure of substances are is answered. Also, the transformations that these substances undergo, and the energy that they release or absorbe during the transformation processes are revealed in chemistry.
Chemistry can answer the question of what forms of matter exists but cannot answer why matter actually exists.
increased warmth causing glaciers to melt
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