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frutty [35]
3 years ago
7

What is a well-tested, explanation that unifies a broad range of observations and hypotheses

Chemistry
2 answers:
Maurinko [17]3 years ago
7 0

Answer:

The scientific Theory

Explanation:

antoniya [11.8K]3 years ago
3 0
Scientific theory is that
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The atomic number of Francium is 87.
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1. The Tyndall Effect is most useful for distinguishing between: *
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a colloid and a solution

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When solute particles completely dissolve in a solvent, a true solution is formed. The solute particles in this case are so little that they can not be seen with naked eyes. A true solution does not scatter rays of light.

In a false solution, the solute particles are larger than the solute particles in true solutions but are not large enough to be seen with naked eyes. False solutions scatter rays of light. False solutions are also called colloids.

The major difference between a solution and a colloid is that colloids scatter light rays (Tyndall effect) while a true solution does not scatter light rays.

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Question 7
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Carbon has an atomic number of 6. That means a carbon atom has 6 protons, 6 neutrons, and 6 electrons.

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2 years ago
Solve the following equation. 2x - 1 ≤ x + 5
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How many significant digits are in 2804
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