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Molecules are the smallest units of matter with the characteristic properties of a substance.
Q2: Which of the following unit is actually
Q4: The water we use comes from surface
Q4: Your electric bill for 1500 kilowatt-hours is
Q7: The watt (W) is a unit of<br>A)work.<br>B)electrical
Q9: What is the empirical formula of C<sub>4</sub>H<sub>8</sub>?<br>A)CH<br>B)CH<sub>2</sub><br>C)C<sub>4</sub>H<sub>8</sub><br>D)C<sub>2</sub>H<sub>4</sub>
Q11: What would paint thinner, a petroleum distillate,
Q18: Which of the following soil components is
Q23: A bottle of whiskey contains 40% alcohol
Q82: All of the following are widely protected
Q94: The most common form of cancer, _,