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andrew11 [14]
3 years ago
15

How many grams of HF are needed to react with 3.0 moles of Sn? *

Chemistry
1 answer:
lyudmila [28]3 years ago
3 0

Answer:

60 g

Explanation:

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For the following reaction, find the value of Q and predict the direction of change, given that a 1L flask initially contains 2
Tresset [83]

Answer:

C) Q < K, reaction will make more products

Explanation:

  • 1/8 S8(s)  + 3 F2(g)  ↔  SF6(g)

∴ Kc = 0.425 = [ SF6 ] / [ F2 ]³

∴ Q = [ SF6 ] / [ F2 ]³

∴ [ SF6 ] = 2 mol/L

∴ [ F2 ] = 2 mol/L

⇒ Q = ( 2 ) / ( 2³)

⇒ Q = 0.25

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2-methylpent-1-ene is minor product since double bond form with secondary Carbon rather than primary Carbon.

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