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Ainat [17]
2 years ago
6

When an acidic molecule is added to water it will ____________ the pH of the solution because it increases the number of free __

________ ions.
Chemistry
1 answer:
Dahasolnce [82]2 years ago
5 0
Lower the pH because increased number of free hydrogen ions
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A 50.0 mL sample of 12.0 M HCl is diluted to 200 mL. What is true about the diluted solution?
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The concentration of the solution reduces and the number of moles of solute isn't affected.

Data;

  • V1 = 50mL
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<h3>Facts about the diluted solution</h3>

1. When the solution is diluted, the concentration changes and this time, the concentration reduces.

Using dilution formula

c_1 v_1 = c_2 v_2\\12 * 50 = c_2 * 200\\c_2 = \frac{600}{200} \\c_2 = 3M

The concentration of the solution reduces.

2. The number of moles remains the same.

When a solution is diluted, the number of moles remains the same because there's no change in the mass of the solute.

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