A chemistry graduate student is studying the rate of this reaction: 2H;PO, (ag)→ P,03 (aq) + 3H,0 (aq) She fills a reaction vessel with H,PO, and measures its concentration as the reaction proceeds: time [H;PO,] (minutes) 0.900 M 1.0 0.582 M 2.0 0.376 M 3.0 0.243 M 4.0 0.157 M Use this data to answer the following questions. Write the rate law for this reaction. rate = k|| Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. 멈 몸

A chemistry graduate student is studying the rate of this reaction: 2H;PO, (ag)→ P,03 (aq) + 3H,0 (aq) She fills a reaction vessel with H,PO, and measures its concentration as the reaction proceeds: time [H;PO,] (minutes) 0.900 M 1.0 0.582 M 2.0 0.376 M 3.0 0.243 M 4.0 0.157 M Use this data to answer the following questions. Write the rate law for this reaction. rate = k|| Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. 멈 몸

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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2. Consider the reaction: NH4 (aq) + 2NO2 (aq) → N2(g) + 2H2O[g) Rate = k[NH4*][NO2] Which of the following reaction conditions will generally result in a longer reaction time? O Adding a catalyst to the reaction mixture. O Placing the reaction mixture in a hot water bath. O Increasing the concentration of any reactants. O Adding distilled water to the mixture.
Consider the reaction: H2 (g) +I2 (g) → 2 HI (g) A chemist performed an experiment and monitored the concentration of I2 during the course of the reaction. The red line in the graph below represents the results obtained. Which line in the plot would best represent how the concentration of HI changes during the course of the reaction? Time (s) Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a a b b d d е е Concentration (M)
10.
need help with this chemistry correct sig-fig
A chemistry graduate student is studying the rate of this reaction: 2H₂PO4 (aq) → P₂O5 (aq) + 3H₂O (aq) She fills a reaction vessel with H₂PO4 and measures its concentration as the reaction proceeds: time (seconds) 0 0.10 0.20 0.30 0.40 [H₂PO4] 0.500M 0.291 M 0.169 M 0.0981 M 0.0570M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate k = = k x10 X Ś
A chemistry graduate student is studying the rate of this reaction: H₂CO3 (aq) → H₂O (aq) + CO₂ (aq) He fills a reaction vessel with H₂CO3 and measures its concentration as the reaction proceeds: time (seconds) 0 10. 0.0334M 20. [H₂CO3] 0.100M 30. 0.0200M 0.0143 M 40. 0.0111 M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k. Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate = k k = 0 x10 ロ・ロ X
A chemistry graduate student is studying the rate of this reaction: 2H, РО, (ад) - Р,0, (aq) +зн,о (ад) She fills a reaction vessel with H,PO, and measures its concentration as the reaction proceeds: 4 time [H,PO,] (seconds) 0.400M 10. 0.246M 20. 0.152M 30. 0.0934M 40. 0.0575 M Use this data to answer the following questions.
A chemistry graduate student is studying the rate of this reaction: 2H1 (g) - H₂ (g) +1₂ (g) She fills a reaction vessel with HI and measures its concentration as the reaction proceeds: time (seconds) 0 0.10 [HI] 1.00 M 0.227M 0.20 0.128M 0.30 0.0894M 0.40 0.0686M Use this data to answer the following questions. Write the rate law for this reaction. Calculate the value of the rate constant k Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. rate=& D.D
A chemistry graduate student is studying the rate of this reaction: →H2CO3aq+H2OaqCO2aq She fills a reaction vessel with H2CO3 and measures its concentration as the reaction proceeds time(seconds) H2CO3 0 0.500M 10. 0.101M 20. 0.0563M 30. 0.0390M 40. 0.0298M Use this data to answer the following questions. Write the rate law for this reaction. rate =k Calculate the value of the rate constant k.Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol. =k
The following graph displays the concentration of bromine gas during the reaction H₂(g) + Br₂(g) →2HBr(g). Concentration (M) 1.2- 1.0 0.8 0.6- 0.4 0.2- 0+ [Br₂] 50 Time (s) On a separate sheet of paper, determine the following quantities and upload a picture of your work for credit: a) the average rate of the reaction between Os and 25s. b) the instantaneous rate of the reaction at 25s c) the instanteous rate of the formation of HBr at 50s 100 150
A chemistry graduate student is studying the rate of this reaction: H,CO, (aq) →+ H,O(aq) + CO, (ag) She fills a reaction vessel with H₂CO, and measures its concentration as the reaction proceeds: time (seconds) [H₂CO,] 0.100M 0 1.0 2.0 0.0262M 3,0 0.0151 M 0.0106M 4.0 0.00816M Use this data to answer the following questions. write the rate law for this reaction. Calculate the value of the rete constant k Round your answer to 2 significant digits. Also be sure your answer has the correct unit symbol rate & 0 C+D Da 7.
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