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Chemistry concepts and calculations

117302 questions • Page 2143 / 2347

[5 points] T appears to be the: 3. he most important contribution to the stabili
[5 points] T appears to be the: 3. he most important contribution to the stability of a protein's conformation A) entropy increase from the decrease in odered water molecules form…
[6.5] In the space below, briefly explain why the average times for the two CO,
[6.5] In the space below, briefly explain why the average times for the two CO, molecules you calculated should have been similar (or at least not significantly different). If a C…
[A101B 8. For the following reaction 02(9)20(g) what conditions favor production
[A101B 8. For the following reaction 02(9)20(g) what conditions favor production of oxygen atoms? A) high temperature and high pressure B) high temperature and low pressure C) low…
[A] Alcohols generally have high boiling points and are highly water soluble. Al
[A] Alcohols generally have high boiling points and are highly water soluble. Alcohols solubility decreases as more C's are added i.e. as the chain gets longer making the alcohol …
[Acetone] [Bromine] [HCI] 2. From the computer plot of the data for each trial (
[Acetone] [Bromine] [HCI] 2. From the computer plot of the data for each trial (absorbance vs. time in seconds), determine the slope of the best straight line; use the following d…
[Ar] a b c d e f g h i ( a,b,c,d,e,f are all filled g,h are half filled and i is
[Ar]                              a                  b        c         d       e         f                   g       h        i ( a,b,c,d,e,f are all filled g,h are half filled a…
[Assignment7_yourlastname.cs] Implement the following requirements: Create an In
[Assignment7_yourlastname.cs] Implement the following requirements: Create an Invoice class with three fields: ID number, balance due and day due. The constructor for Invoice will…
[BASIC JAVA] ** Please answer with basic java and provide some output with pictu
[BASIC JAVA] ** Please answer with basic java and provide some output with picture. Thanks Write a complete Java program to compute the total living cost for a semester. The main …
[BASIC JAVA] **Answer with basic jave please! If picture is available please sho
[BASIC JAVA] **Answer with basic jave please! If picture is available please show the output. 1.   Write a complete Java method that takes an array of integers called numbers. Use…
[Based on MP Problem Set 12; MC29.01, MC 29.10, 29.13. \"Light off a Photoelectr
[Based on MP Problem Set 12; MC29.01, MC 29.10, 29.13. "Light off a Photoelectric Surface" and Diffraction of an Electron Beam."1 In ground state neutral Cesium, the n = 1, 2, and…
[Co(NH_3)_5 Cl]Cl_2 + NaNO_2 rightarrow [Co(NH_3)_5 (ONO)] Cl_2 + NaCl (nitrito
[Co(NH_3)_5 Cl]Cl_2 + NaNO_2 rightarrow [Co(NH_3)_5 (ONO)] Cl_2 + NaCl (nitrito complex) [Co(NH_3)_5(ONO)]Cl_2_(nitrito complex) rightarrow [Co(NH_3)_5 (NO_2)]Cl_2_(nitro complex)…
[Conceptual OChem] With reactions of carbonyls and bases, how do you determine i
[Conceptual OChem] With reactions of carbonyls and bases, how do you determine if the base will 1) perform a nucleophilic attack on the carbonyl carbon, followed by protonation of…
[Conceptual OChem] With reactions of carbonyls and bases, how do you determine i
[Conceptual OChem] With reactions of carbonyls and bases, how do you determine if the base will 1) perform a nucleophilic attack on the carbonyl carbon, followed by protonation of…
[Cr(NH 3 )(H 2 O) 4 Cl]Br 2 is: If the atomic orbital below corresponds to a fir
[Cr(NH3)(H2O)4Cl]Br2 is: If the atomic orbital below corresponds to a first row transition metal, what are the principal quantum number, n, and the angular momentum quantum number…
[Cr2O7 2- ]+ [14H+] + [6Fe 2+] [2Cr 3+] + [7 H2O] + [6Fe 3+] Please show al
[Cr2O7 2- ]+ [14H+] + [6Fe 2+] <--> [2Cr 3+] + [7 H2O] + [6Fe 3+] Please show all work. Thanks. carry out include spectator ions (such as Na an Ch,whi used here, the reactio…
[Data espionage] Why let them gather the detailed statistics from many consumer
[Data espionage] Why let them gather the detailed statistics from many consumer site and help them build personal profiles of people? Who knows what they'll do with it? Sell it, u…
[Fe(CN)_6]^3- has only one unpaired electron, but [Fe(H_2O)_6]^+3 has five. Expl
[Fe(CN)_6]^3- has only one unpaired electron, but [Fe(H_2O)_6]^+3 has five. Explain this experimental observation using simple crystal field theory. Diamagnetic complexes of cobal…
[H3O^+(aq)] Drops of Stock Solutions Reaction Time Test Tube KMnO4 H2O H3O^+/ H2
[H3O^+(aq)] Drops of Stock Solutions Reaction Time Test Tube KMnO4 H2O H3O^+/H2SO4 C2O4H2 C-1 15 25 5 5 14mins 3 sec C-2 15 15 15 5 8mins 10sec C-3 15 5 25 5 3mins 8 sec a. Is H3O…
[H3O^+(aq)] Drops of Stock Solutions Reaction Time Test Tube KMnO4 H2O H3O^+/ H2
[H3O^+(aq)] Drops of Stock Solutions Reaction Time Test Tube KMnO4 H2O H3O^+/H2SO4 C2O4H2 C-1 15 25 5 5 14mins 3 sec C-2 15 15 15 5 8mins 10sec C-3 15 5 25 5 3mins 8 sec a)     Wh…
[Hess\' Law] A student constructs a coffee cup calorimeter and places 50.0 mL of
[Hess' Law] A student constructs a coffee cup calorimeter and places 50.0 mL of water into it. After a brief period of stabilization, the temperature of the water in the calorimet…
[Image] The synthesis of ammonia gas from nitrogen and hydrogen gases was an exe
[Image] The synthesis of ammonia gas from nitrogen and hydrogen gases was an exemplary case of a chemical reaction that was made economically feasible by optimizing kinetic and eq…
[Ion selective electrode] If some of your F - was bound to Ca 2+ , how would you
[Ion selective electrode] If some of your F- was bound to Ca2+, how would your measured voltage signal change? Background Info (might be useful): For this lab, you will determine …
[JAVA BASIC] 1. Write a complete Java method called computeAverage that takes an
[JAVA BASIC] 1.   Write a complete Java method called computeAverage that takes an array of doubles as a parameter and returns their average as a double. Use a while loop to proce…
[JAVA] **only one question Write a complete Java program called CalcTotalPrice.
[JAVA] **only one question Write a complete Java program called CalcTotalPrice. The program must include five methods: getSaleTotal, getSalePrice, getSaleWeight, calcTax, and calc…
[JAVA] 1. Write a complete Java method called stringReverser that takes a String
[JAVA] 1. Write a complete Java method called stringReverser that takes a String as a parameter and prints it in reverse order. For example, if the method is passed the string “te…
[JAVA] 1.Write a complete Java method that takes a boolean parameter, and which
[JAVA] 1.Write a complete Java method that takes a boolean parameter, and which is declared to throw an exception of type Exception. If the value of the boolean is true, throw the…
[JavaFX][Dynamic Programing: Largest Sub Matrix O(n 2 ) time][Suggestions?] Usin
[JavaFX][Dynamic Programing: Largest Sub Matrix O(n2) time][Suggestions?] Using JavaFX, We are supposed to: -Create a 10x10 matrix of TextFields, each containing 0 or 1. -A reset …
[Java] The MyRectangle2D class was defined in Exercise 10.12. Write an applicati
[Java] The MyRectangle2D class was defined in Exercise 10.12. Write an application that enables the user to specify the location and size of the rectangles and displays whether th…
[Make sure to do both problems to get a thumbs up] 1. What volume (in mL) of 0.0
[Make sure to do both problems to get a thumbs up] 1. What volume (in mL) of 0.08970 M HNO3 is required to react completely with 0.2391 g of potassium hydrogen phosphate? 2 HNO3(a…
[Need Immediate Help]{will rate 5 stars} a compound having an approximate molar
[Need Immediate Help]{will rate 5 stars} a compound having an approximate molar mass of 165-170 gramshas the following percentage compostion by mass: Carbon 42.87% Hydrogen 3.598%…
[Network Computing] 1) Complete the NAT translation table for this TCP connectio
[Network Computing] 1) Complete the NAT translation table for this TCP connection 2)What are the source and destination ip addresses and port numbers in the ip datagram arriving t…
[Network Computing] Suppose that in TCP, the sender window is of size N, the bas
[Network Computing] Suppose that in TCP, the sender window is of size N, the base of the window is at sequence number x, and the sender has just sent a complete window’s worth of …
[PCl 5 (g)] = 0.203 mol /2.15 L = 0.094 M PCl 5 (g) PCl 3 (g) + Cl 2 (g)
[PCl5(g)] = 0.203 mol /2.15 L                 = 0.094 M             PCl5(g)     <====>     PCl3(g)     +     Cl2(g) IC:       0.094                             0            …
[PLEASE FOLLOW THE INSTRUCTIONS FOR EACH OF THE 4 FUNCTIONS INCLUDING MAIN]- You
[PLEASE FOLLOW THE INSTRUCTIONS FOR EACH OF THE 4 FUNCTIONS INCLUDING MAIN]- You have been asked to write C++ program that will help keep score for a gymnastics competition. There…
[References] pt Use the References to access important values if needed for this
[References] pt Use the References to access important values if needed for this question. pt Consider the following system at equilibrium where Ke-154 and H° =-16.1 kJ/mol at 298…
[Review Topics References Use the References to access important values if neede
[Review Topics References Use the References to access important values if needed for this question. For the reaction below CH3CH2-H + HO-OH CH3CH2-OH H-OH + + ed a. Estimate the …
[Review Topics] [References Use the References to access important values if nee
[Review Topics] [References Use the References to access important values if needed for this question. Some Radioactive Isotopes Useful in Med Mode of Decay Half-ife 20.3 m 109 m …
[Review Topics] h Use the References to access important values if needed for th
[Review Topics] h Use the References to access important values if needed for this question. When an aqueous solution of iron (II) iodide, Fel2, is added to an aqueous solution of…
[URL=http://s1347.photobucket.com/user/danmattern/media/bromochloropentane_zps0d
[URL=http://s1347.photobucket.com/user/danmattern/media/bromochloropentane_zps0d688ee2.gif.html][IMG]http://i1347.photobucket.com/albums/p710/danmattern/bromochloropentane_zps0d68…
[[3000 points]] Convert C++ Program To Java Program and then implement the funct
[[3000 points]] Convert C++ Program To Java Program and then implement the functions...PLEASE HELP ASAP!! Game of Life (Abstract Class Version) ((((( if i am satisfied with the wo…
[] d = / (l x C) = -0.296 degrees C = 9 mg / mL path length is 10 cm temp is 25
[]d = / (l x C) = -0.296 degrees C = 9 mg / mL path length is 10 cm temp is 25 degrees C What is the specific rotation? My sample in the experiment weighed 0.39g (not sure if this…
[a Accessibility Mode Find Prit 2) The solubility of sulfanilamide is 210 mg in
[a Accessibility Mode Find Prit 2) The solubility of sulfanilamide is 210 mg in boiling ethanol and 14 mg at 0C Assume you are going to recrystallize 300 mg sulfanilamide. a) How …
[a Accessibility Mode Find Prit 2) The solubility of sulfanilamide is 210 mg in
[a Accessibility Mode Find Prit 2) The solubility of sulfanilamide is 210 mg in boiling ethanol and 14 mg at 0C Assume you are going to recrystallize 300 mg sulfanilamide. a) How …
[b Air is heated from 25°C to 150°C prior to entering a combustion furnace. The
[b Air is heated from 25°C to 150°C prior to entering a combustion furnace. The change in specific enthalpy associated with this transition is 3640 J/mol. The flow rate of air at …
\" Plant bottles\" cannot be used for water density test for plastic type 1 why
" Plant bottles" cannot be used for water density test for plastic type 1 why not? What is in it?   oo Cabllnel by transterring your fingernail polish remover into a more stylish …
\"1 Verizon 5:33 AM * 94% Done Exam 1- 2014.pdf Problem 2 Consider the tensile s
"1 Verizon 5:33 AM * 94% Done Exam 1- 2014.pdf Problem 2 Consider the tensile stress-strain curves, and answer the felowing questions Strain A) Samples 1 and 2 have the same compo…
\"24.1 Liquified natural gas, LNG, is to be shipped from the Alaskan Kenai Penin
"24.1 Liquified natural gas, LNG, is to be shipped from the Alaskan Kenai Peninsula by an ocean carrier to processing plant on Yaquina Bay, Oregon. The molar composition of the co…
\"24.1 Liquified natural gas, LNG, is to be shipped from the Alaskan Kenai Penin
"24.1 Liquified natural gas, LNG, is to be shipped from the Alaskan Kenai Peninsula by an ocean carrier to processing plant on Yaquina Bay, Oregon. The molar composition of the co…
\"A Chapter 21 Homework xe A 50.0- Resistor, A 0.10 X \\M Inbox-msteltz@emích.e
"A Chapter 21 Homework xe A 50.0- Resistor, A 0.10 X M Inbox-msteltz@emích.e X > C Not secure | www.webassign.net/web/Student/Assignment-Responses/submit?dep. 179 16648#08 Apps…
\"A chemistry student related the following story: I noticed my car tires were a
"A chemistry student related the following story: I noticed my car tires were a bit low and. went to the gas station. As I was filling the tires with air, I thought about the idea…