Homework Answers
![Answer) B) t = 0 sec , [lo] = 1.0M tą = 25 see, [AĻ] - 0.822M According to first order reaction, K = 2.303 x log tz-t, 2.303](http://img.homeworklib.com/questions/31ea2b50-b1c9-11ea-96e4-4f42e3af3f2a.png?x-oss-process=image/resize,w_560)
Add Answer to:
< Problem Set #4 (ch 14) Exercise 14.50 - Enhanced - with Feedback The data below...
MasyChemistry Crap Review Constants Periodic Table The data below show the concentration of N20 versus time...
MasyChemistry Crap Review Constants Periodic Table The data below show the concentration of N20 versus time for the following reaction: You may want to reference (Pages 598-605, Section 14.5 while completing this problem Part A Determine the order of the reaction N205(g) + NO(g) + NO3(g) Time (s) (N20s] (M) 1.000 0.822 0.677 0.557 0.458 0.377 Request Answer Submit 0.310 0.255 0.210 Part B Complete previous parts) Part C Complete previous partis) Provide Feedback
Exercise 14.50 - Enhanced - with Feedback A 5.30 mL sample of an H3PO4 solution of...
Exercise 14.50 - Enhanced - with Feedback A 5.30 mL sample of an H3PO4 solution of unknown concentration is titrated with a 1.050~10-2 M NaOH solution. A volume of 7.22 mL of the NaOH solution was required to reach the equivalence point. Part A What is the concentration of the unknown H3PO4 solution? You may want to reference (Pages 494 - 497) Section 14.6 while completing this problem. Express your answer with the appropriate units. ? CH Å Value M...
the other pictures under the directions < Problem Set #5 (Ch 15) Exercise 15.32 - Enhanced...
the
other pictures under the directions
< Problem Set #5 (Ch 15) Exercise 15.32 - Enhanced - with Feedback Calculate K, for each of the following reactions. You may want to reference (Pages 647-650) Section 15.4 while completing this problem. Type here to search Part A N,0. (g) = 2 NO2(g) Kc = 5.9 x 10-3 (at 298 K) Express your answer using two significant figures. V AC O ? Kp = Submit Request Answer Part B N2 (g) +...
< Problem Set #5 (Ch 15) Exercise 15.56 - Enhanced - with Feedback Consider the reaction...
< Problem Set #5 (Ch 15) Exercise 15.56 - Enhanced - with Feedback Consider the reaction CO (g) + H20 (g) = CO2 (g) + H2 (g) Ke = 102 at 500 K A reaction mixture initially contains 0.125 M CO and 0.125 M H,O. You may want to reference (Pages 656 - 664) Section 15.8 while completing this problem. Part A What will be the equilibrium concentration of CO? Express the concentration in molarity to two significant figures. ?...
< Problem Set #11 (Ch 11) Exercise 11.29 Rev The pressure in Denver, Colorado (5280-ft elevation),...
< Problem Set #11 (Ch 11) Exercise 11.29 Rev The pressure in Denver, Colorado (5280-ft elevation), averages about 24.4 in. Hg. Part A Convert this pressure to atmospheres. AED O 2 ? P atm Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Part B Convert this pressure to millimeters of mercury. 80 A2¢ ROO? Review Constants 1 Pe orado (5280-ft 4.4 in. Hg Part C Convert this pressure to pounds per square inch. O AQ P=...
Course Home <Homework 11 Exercise 7.42 - Enhanced - with Feedback You may want to reference...
Course Home <Homework 11 Exercise 7.42 - Enhanced - with Feedback You may want to reference (Pages 295 - 299) Section 7.4 while completing this problem. Sulfuric acid dissolves aluminum metal according to the following reaction: 2 Al(s) + 3H2SO4 (aq) + Al(SO4)2 (aq) + 3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 15.9 g Review Part A What minimum mass of H2SO, would you need? Express your answer in grams. HVO AED O ?...
Legible writing please ? <Chapter 4 Problem Set Exercise 4.46 - Enhanced - with Feedback and...
Legible writing please ?
<Chapter 4 Problem Set Exercise 4.46 - Enhanced - with Feedback and Hints MISSED THIS? Read Section 44 (Pages 149-155) : Watch KCV 4.4 IWE 4.6 Part A Elemental phosphorus reacts with chlorine gas according to the equation P (s) +6Cle(s)-4PCL (1) A reaction mixture initially contains 45.53 g P4 and 130.3 g Cl, Once the reaction has reached completion, what mass (ing) of the excess reactant is left? Express the mass in grams to three...
<Chapter 6 Required HW Assignment Problem 6.83 - Enhanced - with Feedback Calculate the energy change...
<Chapter 6 Required HW Assignment Problem 6.83 - Enhanced - with Feedback Calculate the energy change (in kilojoules per mole) for the formation of the following substances from their elements. 9 of 12 > Review Constants Periodic Table Part A LiF(s) [The sublimation energy for Li(s) is +159.4 kJ/mol. E; for Li(g) is 520 kJ/mol. E for F(g) is 328 kJ/mol, the bond dissociation energy of F2 (g) is +158 kJ/mol, and the lattice energy of Lif(s) is 1036 kJ/mol]...
The data below were collected for the following reaction at 500 °C: CH, CN(9) + CH3NC(9)...
The data below were collected for the following reaction at 500 °C: CH, CN(9) + CH3NC(9) Time (h) [CH3CN] (M) 1.000 0.794 10.0 0.631 0.501 0.398 25.0 0.316 15.0 20.0 first order second order third order Submit Previous Answers ✓ Correct Part B Determine the value of the rate constant at this temperature. 190 A ¢ * * O O ? Submit Request Answer Review l Constants Periodic Table Part What is the half-life for this reaction (at the initial...
please answer all parts will upvote immediatly <Homework 11 Exercise 15.18 - Enhanced - with Feedback...
please answer all parts will upvote immediatly
<Homework 11 Exercise 15.18 - Enhanced - with Feedback 3 of 5 Review Constants How much time does it take a pulse to travel the full length of the string? Express your answer with the appropriate units. A 1.60 m string of weight 0.0125 N is tied to the celing at is upper and, and the lower and supports a weight Wignore the very small variation in tension along the length of the...
MasyChemistry Crap Review Constants Periodic Table The data below show the concentration of N20 versus time for the following reaction: You may want to reference (Pages 598-605, Section 14.5 while completing this problem Part A Determine the order of the reaction N205(g) + NO(g) + NO3(g) Time (s) (N20s] (M) 1.000 0.822 0.677 0.557 0.458 0.377 Request Answer Submit 0.310 0.255 0.210 Part B Complete previous parts) Part C Complete previous partis) Provide Feedback
Exercise 14.50 - Enhanced - with Feedback A 5.30 mL sample of an H3PO4 solution of unknown concentration is titrated with a 1.050~10-2 M NaOH solution. A volume of 7.22 mL of the NaOH solution was required to reach the equivalence point. Part A What is the concentration of the unknown H3PO4 solution? You may want to reference (Pages 494 - 497) Section 14.6 while completing this problem. Express your answer with the appropriate units. ? CH Å Value M...
the
other pictures under the directions
< Problem Set #5 (Ch 15) Exercise 15.32 - Enhanced - with Feedback Calculate K, for each of the following reactions. You may want to reference (Pages 647-650) Section 15.4 while completing this problem. Type here to search Part A N,0. (g) = 2 NO2(g) Kc = 5.9 x 10-3 (at 298 K) Express your answer using two significant figures. V AC O ? Kp = Submit Request Answer Part B N2 (g) +...
< Problem Set #5 (Ch 15) Exercise 15.56 - Enhanced - with Feedback Consider the reaction CO (g) + H20 (g) = CO2 (g) + H2 (g) Ke = 102 at 500 K A reaction mixture initially contains 0.125 M CO and 0.125 M H,O. You may want to reference (Pages 656 - 664) Section 15.8 while completing this problem. Part A What will be the equilibrium concentration of CO? Express the concentration in molarity to two significant figures. ?...
< Problem Set #11 (Ch 11) Exercise 11.29 Rev The pressure in Denver, Colorado (5280-ft elevation), averages about 24.4 in. Hg. Part A Convert this pressure to atmospheres. AED O 2 ? P atm Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Part B Convert this pressure to millimeters of mercury. 80 A2¢ ROO? Review Constants 1 Pe orado (5280-ft 4.4 in. Hg Part C Convert this pressure to pounds per square inch. O AQ P=...
Course Home <Homework 11 Exercise 7.42 - Enhanced - with Feedback You may want to reference (Pages 295 - 299) Section 7.4 while completing this problem. Sulfuric acid dissolves aluminum metal according to the following reaction: 2 Al(s) + 3H2SO4 (aq) + Al(SO4)2 (aq) + 3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 15.9 g Review Part A What minimum mass of H2SO, would you need? Express your answer in grams. HVO AED O ?...
Legible writing please ?
<Chapter 4 Problem Set Exercise 4.46 - Enhanced - with Feedback and Hints MISSED THIS? Read Section 44 (Pages 149-155) : Watch KCV 4.4 IWE 4.6 Part A Elemental phosphorus reacts with chlorine gas according to the equation P (s) +6Cle(s)-4PCL (1) A reaction mixture initially contains 45.53 g P4 and 130.3 g Cl, Once the reaction has reached completion, what mass (ing) of the excess reactant is left? Express the mass in grams to three...
<Chapter 6 Required HW Assignment Problem 6.83 - Enhanced - with Feedback Calculate the energy change (in kilojoules per mole) for the formation of the following substances from their elements. 9 of 12 > Review Constants Periodic Table Part A LiF(s) [The sublimation energy for Li(s) is +159.4 kJ/mol. E; for Li(g) is 520 kJ/mol. E for F(g) is 328 kJ/mol, the bond dissociation energy of F2 (g) is +158 kJ/mol, and the lattice energy of Lif(s) is 1036 kJ/mol]...
The data below were collected for the following reaction at 500 °C: CH, CN(9) + CH3NC(9) Time (h) [CH3CN] (M) 1.000 0.794 10.0 0.631 0.501 0.398 25.0 0.316 15.0 20.0 first order second order third order Submit Previous Answers ✓ Correct Part B Determine the value of the rate constant at this temperature. 190 A ¢ * * O O ? Submit Request Answer Review l Constants Periodic Table Part What is the half-life for this reaction (at the initial...
please answer all parts will upvote immediatly
<Homework 11 Exercise 15.18 - Enhanced - with Feedback 3 of 5 Review Constants How much time does it take a pulse to travel the full length of the string? Express your answer with the appropriate units. A 1.60 m string of weight 0.0125 N is tied to the celing at is upper and, and the lower and supports a weight Wignore the very small variation in tension along the length of the...
Most questions answered within 3 hours.
-
6.) Use valence bond theory to describe the number and types of
hybrid bonding orbitals on...
asked 3 minutes ago -
The population standard deviation for the height of college
basketball players is 3.4 inches. If we...
asked 1 minute ago -
2. Define/explain the following traits that are important
adaptations for different types of vertebrate animals:
Jaws...
asked 4 minutes ago -
Firm K produced 45,000 radios using 9,000 hours of labor in
2003; total labor costs were...
asked 4 minutes ago -
Use the information in the table to answer the
question.
Year
2015
2016
2017
2018
Nominal...
asked 9 minutes ago -
Kelso Corporation just paid a dividend of D_0 = $1.50 per
share, and that dividend is...
asked 11 minutes ago -
Your ANOVA was statistically significant (Reject the
H0). The groups had a means of:
Group A:...
asked 18 minutes ago -
In cases of negative frequency-dependent selection, _______
phenotype typically has _______ fitness
A
the least common...
asked 19 minutes ago -
Class: Criminal Law
Question: Explain the difference between
aggravating and mitigating factors.
asked 24 minutes ago -
#I want you please to explain why the answer for Q10 is ( C )
?...
asked 25 minutes ago -
An island economy consumes only jellybeans, running shoes,
Pepsi, and Vanilla ice compact discs. The base...
asked 28 minutes ago -
On September 1, Ziegler Corporation had 50,000 shares of $5 par
value common stock, and $1,500,000...
asked 29 minutes ago