Respuesta :

Decrease in temperature is -126.0°C

Explanation:

Using Charles law we can set up the equation as,

V₁/T₁ = V₂/T₂

(2.00 L) / 294.0 K) = (1.00 L) / (x)

cross multiply to get:

2x = 294

2x/2 = 294/2

x = 147.0 K

Now kelvin is converted into Celsius by subtracting 273 from 147 as,

147 - 273 = -126°C

The decrease in temperature will be "-126°C".

Given that:

Volume,

  • [tex]V_1 = 2.00 \ L[/tex]
  • [tex]V_2 = 1.00 L[/tex]

Temperature,

  • [tex]T_1 = 294.0 \ K[/tex]
  • [tex]T_2 = x[/tex]

By using Charles Law, we get

→ [tex]\frac{V_1}{T_1} = \frac{V_2}{T_2}[/tex]

By substituting the values, we get

 [tex]\frac{2.00}{294.0} = \frac{1.00 \ L}{x}[/tex]

    [tex]2x = 294[/tex]

      [tex]x = \frac{294}{2}[/tex]

         [tex]= 147.0 \ K[/tex]

By converting "Kelvin" into "Celsius", we get

= [tex]147-273[/tex]

= [tex]- 126^{\circ} C[/tex]

Thus the response above is correct.

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