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15 Nov 2019

A sample of N2 with an initial pressure of 780 mmHg at -55 degrees C is heated to 27 degrees C

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Lelia Lubowitz
Lelia LubowitzLv2
18 Jan 2019

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Related questions

Be sure to answer all parts. A sample of ammonia (NH3) gas is completely decomposed to nitrogen and hydrogen gases over heated iron wool. If the total pressure is 881 mmHg after the reaction, calculate the partial pressures of N2 and H2. Enter your answers in scientific notation.

PN2: _____ × 10__ mmHg

PH2: _____ × 10___ mmHg

A sample of ammonia (NH3) gas is completely decomposed to nitrogen and hydrogen gases over heated iron wool. If the total pressure is 721 mmHg after the reaction, calculate the partial pressures of N2 and H2. Enter your answers in scientific notation.

A gas sample is prepared in which the components have the following partial pressures: N2, 555 mmHg; O2, 149 mmHg; H2O, 13 mmHg; Ar, 7 mmHg. What is the total pressure of this mixture?

A) 760 mmHg B) 724 mmHg C) 1480 mmHg

Answer is B, but how?

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