500cm3 of nitrogen was collected under normal pressure. Calculate the change in pressure if the volume of the gas is reduced by 25% of its original volume, temperature remaining constant.(please answer fast)
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1.33 atm
Explanation:
Given:
P₁ = 1 atm (normal pressure), V₁ = 500 cm³ = 0.5 L
P₂ = ? , V₂ = ?
V₂ = Volume reduced by 25 %. The remaining volume is 75 % of its original volume = 0.5 × 75/100 = 0.375 L
We know that According to Boyle's law
P₁V₁ = P₂V₂
P₂ = P₁V₁ /V₂
= 1 × 0.5/ 0.375
= 1.33 atm
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