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Chemistry concepts and calculations

117302 questions • Page 2065 / 2347

While ethanol (CHCH2OH is produced naturally by fermentation, e.g. in beer- and
While ethanol (CHCH2OH is produced naturally by fermentation, e.g. in beer- and wine-making, industrially it is synthesized by reacting ethylene CH2CH2) with water vapor at elevat…
While ethanol (CHCH2OH is produced naturally by fermentation, e.g. in beer- and
While ethanol (CHCH2OH is produced naturally by fermentation, e.g. in beer- and wine-making, industrially it is synthesized by reacting ethylene CH2CH2) with water vapor at elevat…
While ground spectrometers and sources can operate at a continuum of wavelengths
While ground spectrometers and sources can operate at a continuum of wavelengths (i.e hyperspectral), from space hyperspectral sensing is often quite hard. Most sensors are multis…
While implementing ciphers (/hash functions, ...), I often face this problem: Wh
While implementing ciphers (/hash functions, ...), I often face this problem: Where to find test vectors for it; so that I can guarantee my program is correct. It is generally a t…
While in edge dislocation, dislocation line is perpendicular to the Burger\'s ve
While in edge dislocation, dislocation line is perpendicular to the Burger's vector, in screw dislocation, dislocation line is parallel to it. x. The flux of diffusing atoms incre…
While in most cases its not necessarily, recently I have taken to reading the ge
While in most cases its not necessarily, recently I have taken to reading the generated assembly of my C code every so often, when I'm curious as to the kinds of optimizations my …
While leaning out a window that is 6.0 m above the ground, you drop a 0.60-kg ba
While leaning out a window that is 6.0 m above the ground, you drop a 0.60-kg basketball to a friend at ground level. Your friend catches the ball at a height of 1.3 m above the g…
While leaning out a window that is 7.30 m above the ground, you drop a 0.600-kg
While leaning out a window that is 7.30 m above the ground, you drop a 0.600-kg basketball to a friend at ground level. Your friend catches the ball at a height of 2.00 m above th…
While looking at various JavaScript libraries, I have noticed a relatively commo
While looking at various JavaScript libraries, I have noticed a relatively common practice of passing either the window or the document object as part of the arguments given to th…
While maintaining the sites our development team has created, we have come acros
While maintaining the sites our development team has created, we have come across include files and plugins that have proven to be very useful to more then one part of our applica…
While making online by Debit/Credit card, instead of using OTP (received on mobi
While making online by Debit/Credit card, instead of using OTP (received on mobile), one can use a 3D secure code (verified by visa or mastercard) which is know to user. Should th…
While making this assignment, I checked the Environment Canada website for curre
While making this assignment, I checked the Environment Canada website for current weather conditions in Halifax. The dew point temperature was 1.1 degree C, the pressure was 99.9…
While observing at the Palomar Observatory (longitude 116 52 W, latitude 33 21 N
While observing at the Palomar Observatory (longitude 116 52 W, latitude 33 21 N) on 10 July at 10:12 GMT, the telescope suddenly halts somewhere east of the meridian while moving…
While organizing the undergraduate stockroom, a chemistry instructor found a con
While organizing the undergraduate stockroom, a chemistry instructor found a container with a cloudy liquid (bp 137oC), an no identifying label You, as a lab technician, are as as…
While performing a pentest for a Java based application I came across an SQL (ac
While performing a pentest for a Java based application I came across an SQL (actually HQL) error by simply putting a single quote in one of the request parameters and breaking th…
While performing an HCl titration experiment, how would the results differ if: a
While performing an HCl titration experiment, how would the results differ if: a. there was still visible undissolved KHP in the flask when we finished the titration. Would the co…
While preparing someone for surgery, Caralyn wants to ensure that her patient ha
While preparing someone for surgery, Caralyn wants to ensure that her patient has the best chance of survival. She knows that blood is a buffered solution and wants to be able to …
While programming in C#, I stumbled upon a strange language design decision that
While programming in C#, I stumbled upon a strange language design decision that I just can't understand. So, C# (and the CLR) has two aggregate data types: struct (value-type, st…
While reading A.S. Tanenbaum\'s book \"Structured Computer Organization\", I had
While reading A.S. Tanenbaum's book "Structured Computer Organization", I had come to this paragraph. The text is about how interpretation of a program works. The other technique …
While reading Stallings OS Internals and Design, I run into problem. Here is exa
While reading Stallings OS Internals and Design, I run into problem. Here is example from the book. For example, consider a simplified computer in which each instruction occupies …
While reading about strict mode on MDN I really was surprised to read the follow
While reading about strict mode on MDN I really was surprised to read the following near the end of the page, quote: Browsers don't reliably implement strict mode yet, so don't bl…
While researching some information regarding managing state and session in web a
While researching some information regarding managing state and session in web applications, I stumbled across this nugget of information: 67 is the first useful prime number afte…
While roaming a parallel universe, you discover the hypothetical element \"Z\".
While roaming a parallel universe, you discover the hypothetical element "Z". You obtain a representative sample of the element and discover that it is made up of two isotopes, Z-…
While sitting at the Hula Hut, you accidentally, and drunkedly, knock your froze
While sitting at the Hula Hut, you accidentally, and drunkedly, knock your frozen Margarita into the warm waters of "Lake " Austin. Given that the margarita can be approximated as…
While studying the photoelectric effect, a chemist finds that light with the fre
While studying the photoelectric effect, a chemist finds that light with the frequency of 5.6 x 10(14) Hz is insufficient to eject electrons from a metal surface. Which of the fol…
While the code for the two tasks below does work, I was suppose to use JOptionPa
While the code for the two tasks below does work, I was suppose to use JOptionPane for all input or output and am not sure how to edit the code to do that properly. Any help would…
While the functional involvement of protein tyrosine sulfation has yet to be ful
While the functional involvement of protein tyrosine sulfation has yet to be fully elucidated, it has been shown that tyrosine sulfation causes the alteration of biological activi…
While there are certainly many economic, social and practical decisions to be ma
While there are certainly many economic, social and practical decisions to be made when deciding whether a system should be open source, are there any situations in which it is im…
While there are sophisticated and efficient steganographic schemes with images a
While there are sophisticated and efficient steganographic schemes with images as cover available, I am yet ignorant of the existence of any fairly efficient and secure schemes wi…
While transferring the weighed salt to the test tube in this experiment a studen
While transferring the weighed salt to the test tube in this experiment a student accidently spilled some of their sample. How will this salt loss affect the salt solubilities cal…
While with the DEA, Dr. Gasby found a vial of white substance in the NJhome of P
While with the DEA, Dr. Gasby found a vial of white substance in the NJhome of Pablo Escobar. He added a pea sized portion to water and nothing happened. He added a few drops of v…
While with the DEA, Dr. Goodchem found a vial of white substance in the NC home
While with the DEA, Dr. Goodchem found a vial of white substance in the NC home of Pablo Escobar. He added a pea sized portion to water and nothing happened. He added a few drops …
While working with asp.net, I came to an approach that uses asp.net services for
While working with asp.net, I came to an approach that uses asp.net services for the data/business logic layer and html/javascript/jquery for the UI layer, because I could not rea…
While writing elecronic configuration you need to follow three rules: Afbau\'s p
While writing elecronic configuration you need to follow three rules: Afbau's principle: first electrons will go in the lower energy state,then only higher energy states are fille…
While writing server code for resend confirmation page something came to my mind
While writing server code for resend confirmation page something came to my mind: an attacker could make several requests to /resendemail?user=blah (example URL) and flood such us…
While you are doing the above titration your partner is doing titration 2, to de
While you are doing the above titration your partner is doing titration 2, to determine MSA. They weigh out 208.5 mg of pure saliclyic acid (SA) on the analytical balance. After d…
Whisky stones help keep whisky at the ideal tasting temperature of 15 degrees ce
Whisky stones help keep whisky at the ideal tasting temperature of 15 degrees celsius. Three cubes of soapstone with side lengths of 0.75 inches are placed in the glass with whisk…
Whist reading an article outlining differences in OO and Functional programming
Whist reading an article outlining differences in OO and Functional programming I came across function pointers. It has been a while since I completed my Computer Science degree (…
White Dwarfs and Neutron Stars. Recall that density is mass divided by volume, a
White Dwarfs and Neutron Stars. Recall that density is mass divided by volume, and consult Appendix B as needed, (a) Calculate the average density of the earth in g/cirr. assuming…
White a balanced equation for the following chemical sentances. Classify the typ
White a balanced equation for the following chemical sentances. Classify the types of reaction. A. Aluminum burns in oxygen to form an ionic compound. Eqution: Reaction: B. In aqu…
White gas is a mixture of C5 compounds and C6 compounds. The heavier hydrocarbon
White gas is a mixture of C5 compounds and C6 compounds. The heavier hydrocarbons in white gas are hexanes (C6H14). 1. How much heat is release during the combustion of 3.00 kg of…
Whith of the foltlowings ot sfos A) gasoline () natural g (C) coal (D) biomass (
Whith of the foltlowings ot sfos A) gasoline () natural g (C) coal (D) biomass (E) Marcellus shale gas 8. What percentage of the electriity produced in the world today comes from …
Whleh color of light has photons of greater frequency, green or blue? 2. The mos
Whleh color of light has photons of greater frequency, green or blue? 2. The most prominent line in the spectrum of magnesium is 285.2 nm. Other lines are found at 383.8 and 518.4…
Who developed the DNA typing known as RFLP? Who developed the DNA typing known a
Who developed the DNA typing known as RFLP? Who developed the DNA typing known as RFLP? Who developed the DNA typing known as RFLP? ORUM DESCRIPTION Christina Martin was convicted…
Who doesn’t like multiple choice? Here are some questions that relate to thermod
Who doesn’t like multiple choice? Here are some questions that relate to thermodynamic properties and thermodynamic functions. Indicate the letter of the correct answer. (a) In a …
Who is credited with measuring the mass/charge ratio of the electron? Dalton Gay
Who is credited with measuring the mass/charge ratio of the electron? Dalton Gay-Lussac Thomson Millikan Rutherford Which pair of substances could NOT be used to illustrate the la…
Who is primarily responsible for making sure you have read and understand all la
Who is primarily responsible for making sure you have read and understand all laboratory instructions before starting work? Under what circumstances is it appropriate to drink wat…
Whole Page shortest to a Write a Lewis structure for each of the following, then
Whole Page shortest to a Write a Lewis structure for each of the following, then arrange ongest O -O bond lengths longest O -O bond shortest O-O bond 3. Draw two equivalent resona…
Whrt volume in mi, of 2.858 M NaCl solution contain O.57a mol NaCr? QUESTION 2 H
Whrt volume in mi, of 2.858 M NaCl solution contain O.57a mol NaCr? QUESTION 2 How moles of NaOH me in 166 mL of4BM M NaOH? QUESTION 3 Select the precipitate that form when aqueou…
Whta is the [OH-] in an aqueous solution at 25*c in which the [H3O]=10^2M? a. 10
Whta is the [OH-] in an aqueous solution at 25*c in which the [H3O]=10^2M? a. 10^-14 M b. 10^-12 M c. 10^-7 M d. 10^-3 M what is the concentration of the sulfate ion, SO-2 4, in a…