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Rudiy27
3 years ago
12

Is silicon a compound yes or no​

Chemistry
1 answer:
Crazy boy [7]3 years ago
4 0

Answer: Yes

Explanation: Silicon is never found as a free element naturally, meaning it always occurs with other elements.

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If the equilibrium constant of the reaction is 0.85, then which statement is true if the mass of A is 10.5 grams; the density of
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E. Q < K and reaction shifts right

Explanation:

Step 1: Write the balanced equation

A(s) + 3 B(l) ⇄ 2(aq) + D(aq)

Step 2: Calculate the reaction quotient (Q)

The reaction quotient, as the equilibrium constant (K), only includes aqueous and gaseous species.

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Answer:

5.5 L

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First we <u>convert 10 g of propane gas</u> (C₃H₈) to moles, using its <em>molar mass</em>:

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Then we <u>use the PV=nRT formula</u>, where:

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1 atm * V = 0.23 mol * 0.082 atm·L·mol⁻¹·K⁻¹ * 293 K

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