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Gnesinka [82]
3 years ago
13

Silver chloride, often used in silver plating, contains 75.27%Ag. Calculate the mass of silver chloride required to plate 195 mg

mg of pure silver.
Chemistry
1 answer:
kenny6666 [7]3 years ago
6 0

Answer:

259 mg is the mass of silver chloride required to plate 195 mg of pure silver.

Explanation:

Silver chloride contains 75.27 percent silver. It can be concluded that:-

For every 100 mg of silver chloride, 75.27 mg of silver we can get.

So, to produce 195 mg of silver, the amount of silver chloride required can be calculated as:-

Mass=\frac{100\times 195}{75.27}\ mg=259\ mg

<u>259 mg is the mass of silver chloride required to plate 195 mg of pure silver.</u>

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∵ (MV) before dilution = (MV) after dilution.

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Metallic bonds

Explanation:

Metallic bonds joins atoms of metals and atoms of alloys together. The copper used in making pennies is a metallic substance so it contains metallic bonds.

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Atoms are the unit of the molecule of the compound. The 3.01 x 10²⁴  atoms of oxygen are present in 5 moles of water and 3 moles of carbon dioxide in the sample.

<h3>What are atoms?</h3>

Atoms are the smallest fundamental unit of the compounds that can be given by Avogadro's number.

For calculating the oxygen atoms in 5 mole water:

If 1 mole = 6.02 × 10²³

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Hence, 3.01 x 10²⁴ atoms of oxygen are present in 5 moles of water.

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Learn more about Avogadro's number here:

brainly.com/question/5098076

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