P₁ = 0.90 atm
V₁ = 50.0 mL
T₁ = 298 K
P₂ = 1 atm
T₂ = 273 K
V₂ = P₁ x V₁ x T₂ / T₁ x P₂
V₂ = 0.90 x 50.0 x 273 / 298 x 1
V₂ = 12285 / 298
V₂ = 41 mL
Answer (1)
hope this helps!
The heat of vaporization is =924.71 j/g
<em><u>explanation</u></em>
<u><em> </em></u>Heat of vaporization is amount of heat require to vaporize 1 gram of a substance.
Heat of vaporization required is therefore=8720 joules/9.43 grams=924.71 j/g
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Answer:
hydrochloric acid can be used to clean gold
hydrochloric acid does not gold in any way