Binary compounds of alkali metals and hydrogen react with water to produce H2(g). The H2 from the reaction of a sample of NaH with an excess of water fills a volume of 0.475 L above the water. The temperature of the gas is 35 °C and the total pressure is 770 mmHg. Vapor Pressure of Water versus Temperature Temperature Pressure Temperature Pressure (mmHg) (°C) Part A Find the mass of H2 produced. ΜΕ ΑΣΦ m-29.12 ? g (°C) (mmHg) Submit Previous Answers Request Answer 0 4.58 55 118.2 5 6.54 60 149.6 × Incorrect; Try Again; 19 attempts remaining 10 9.21 65 187.5 15 12.79 70 233.7 20 17.55 75 289.1 Part B 25 23.78 80 355.1 30 31.86 85 433.6 Write a balanced chemical equation. Then find the mass of NaH that reacted. 35 42.23 90 525.8 40 55.40 95 633.9 ΕΧΕΙ ΑΣΦ ? 45 71.97 100 760.0 50 92.6 m = Submit Request Answer g
Binary compounds of alkali metals and hydrogen react with water to produce H2(g). The H2 from the reaction of a sample of NaH with an excess of water fills a volume of 0.475 L above the water. The temperature of the gas is 35 °C and the total pressure is 770 mmHg. Vapor Pressure of Water versus Temperature Temperature Pressure Temperature Pressure (mmHg) (°C) Part A Find the mass of H2 produced. ΜΕ ΑΣΦ m-29.12 ? g (°C) (mmHg) Submit Previous Answers Request Answer 0 4.58 55 118.2 5 6.54 60 149.6 × Incorrect; Try Again; 19 attempts remaining 10 9.21 65 187.5 15 12.79 70 233.7 20 17.55 75 289.1 Part B 25 23.78 80 355.1 30 31.86 85 433.6 Write a balanced chemical equation. Then find the mass of NaH that reacted. 35 42.23 90 525.8 40 55.40 95 633.9 ΕΧΕΙ ΑΣΦ ? 45 71.97 100 760.0 50 92.6 m = Submit Request Answer g
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter5: Gases
Section: Chapter Questions
Problem 87QAP
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