Chemistry concepts and calculations

We are in the process of building a web application for a client and they have i

We are in the process of building a web application for a client and they have inquired about owning the code for the site. We would like to issue a license agreement to the clien…

We are in the process of upgrading our webservers to support TLS 1.2 but I have

We are in the process of upgrading our webservers to support TLS 1.2 but I have heard rumor of very old browsers, such as those used as kiosks will fall over when trying to connec…

We are in the processing to understand if our software applications is FIPS 140-

We are in the processing to understand if our software applications is FIPS 140-2 compliant or not. Currently in our application, we are using our own implementation of AES algori…

We are interested in computing the speed of a car in \"meters per second\" or in

We are interested in computing the speed of a car in "meters per second" or in "kilometers per hour" Write a script that prompts the user for three input values: An initial positi…

We are interested in determining the vapor-liquid equilibria for the system of n

We are interested in determining the vapor-liquid equilibria for the system of n-Butane and n-Pentane at 14.7 psia. You may assume that the mixture behaves ideally and Raoult's la…

We are interested in increasing the concentration of a 3L methanol-water mixture

We are interested in increasing the concentration of a 3L methanol-water mixture that contains 20% by volume of methanol. The liquid mixture which is initially at 25 degree C is C…

We are interested in recovering acetone from 100 mol/s (initial temperature is 6

We are interested in recovering acetone from 100 mol/s (initial temperature is 65 C) of a vapor mixture containing 66.9% (mole basis) acetone and rest nitrogen. For this purpose, …

We are looking for a business level logging solution that has some of the featur

We are looking for a business level logging solution that has some of the features of both logging to a database and regular log files. 1) Regular log files are only readable by d…

We are looking for a software package that will facilitate:- Creation and distri

We are looking for a software package that will facilitate:- Creation and distribution of marketing emails personalised content per email (e.g. Dear [user], hyperlinks in message …

We are looking for a solution where we can render photorealistic 3D product imag

We are looking for a solution where we can render photorealistic 3D product images on a webserver or in the cloud. Basically we want to create one 3D model per product and render …

We are looking for an apparel management system or inventory system which satisf

We are looking for an apparel management system or inventory system which satisfies the following: 10000+ inventory items 2000+ transactions per day Sale order and invoice managem…

We are looking for two pieces of software: Bug Tracker Test Management System Po

We are looking for two pieces of software: Bug Tracker Test Management System Points that are highly important for us: The ability for these two to interact with each other, for e…

We are measuring the specific gravity of sugary drinks, soda, and diet soda. A n

We are measuring the specific gravity of sugary drinks, soda, and diet soda. A number of sports drinks have dissoled salt (to replace electrolytes), as well as dissovled sugar (en…

We are now going to write a class to represent a LibraryBook. You will implement

We are now going to write a class to represent a LibraryBook. You will implement the following API in your class: Constructor The constructor should set title and author based on …

We are now going to write a class to represent a LibraryBook. You will implement

We are now going to write a class to represent a LibraryBook. You will implement the following API in your class: Constructor The constructor should set title and author based on …

We are now going to write a class to represent a Scoreboard that keeps track of

We are now going to write a class to represent a Scoreboard that keeps track of the score for both users in your Joust Game. Please implement the following API in your class: + Sc…

We are often advised, or required, to compose passwords containing all of the fo

We are often advised, or required, to compose passwords containing all of the following: numerals, lower case letters, upper case letters and some special characters. In my view t…

We are performing the following operations on a Deque implemented using an array

We are performing the following operations on a Deque implemented using an array. The initial capacity of the array is 5 and the array doubles whenever the deque reaches its capac…

We are planning to isolate an antibiotic from a fermentation broth (10L) by usin

We are planning to isolate an antibiotic from a fermentation broth (10L) by using activated carbon. The concentration of antibiotic in the broth is 1.1 x 10-6 g per g broth. 95% o…

We are planning to submit a project to our managers about scanning all our offic

We are planning to submit a project to our managers about scanning all our office papers and deal with PDF instead of physical-format documents. For doing that, we are loooking fo…

We are planting a garden. We have a variety of bulbs and potted plants. We do no

We are planting a garden. We have a variety of bulbs and potted plants. We do not have any directions on how or when to plant each of these items. We do not have any gardening boo…

We are porting our Java API library to C++. (Our target platforms are Linux and

We are porting our Java API library to C++. (Our target platforms are Linux and Windows.) Since we have minimal C++ experience, the learning curve has been pretty steep, but overa…

We are preparing to OpenSource our ASP.NET MVC multi-tenancy CMS. We currently u

We are preparing to OpenSource our ASP.NET MVC multi-tenancy CMS. We currently use BitBucket.org to host our source repository and we are considering best approaches to repository…

We are redesigning our corporate website with the following functions: we want t

We are redesigning our corporate website with the following functions: we want to give the marketing users flexibility and freedom to add new static pages, change the static pages…

We are running a Portal application for our client with Payment Gateway integrat

We are running a Portal application for our client with Payment Gateway integrated. Payment gateway uses SSL as it is suppose to be . The concern for me is that our Portal applica…

We are running a network analyzer . And we log info which are in the HTTP reques

We are running a network analyzer . And we log info which are in the HTTP request headers and HTTP response code. Because in keep alive connection request may come without respons…

We are screening for inhibitors of a particular important metabolic enzyme that

We are screening for inhibitors of a particular important metabolic enzyme that appears to affect the drought tolerance of specific strains of wheat. Which of the following statem…

We are seeking recommendations for a project managmeent software package that me

We are seeking recommendations for a project managmeent software package that meets our needs. I've reviewed what I view as a HUGE assortment of different vendors products (have a…

We are separating a mixture that is 10 mol% methanol, 20 mol% ethanol, 30 mol% n

We are separating a mixture that is 10 mol% methanol, 20 mol% ethanol, 30 mol% n-propanol and 40 mol% n-butanol in a distillation column. The feed is a saturated liquid. We desire…

We are starting a new project with a new customer. We have a legacy application

We are starting a new project with a new customer. We have a legacy application circa 1997 that we are planning on using to satisfy the customer's business requirements. I have be…

We are studying the corrosion rate between a piece of copper and a piece of zinc

We are studying the corrosion rate between a piece of copper and a piece of zinc by dipping them in water and using a DMM to measure the conductivity. In the first test electric p…

We are supposed to prepare a probable scheme to separate a mixture of 3 componen

We are supposed to prepare a probable scheme to separate a mixture of 3 components: the first will be an acid (or base) organic compound, the second will be a neutral organic comp…

We are to give reason for each answer. Thank you in advance. Questions are to be

We are to give reason for each answer. Thank you in advance. Questions are to be answered in full detail: Write true or false. ( a) Partial molar volume is defined as PTnt b) The …

We are trying to continually improve our source code base and a question came up

We are trying to continually improve our source code base and a question came up recently which throws open a new area to improvement. Where best to put URLs that are needed in Ja…

We are trying to deliver drugs to the walls of a blood vessel. The drug will be

We are trying to deliver drugs to the walls of a blood vessel. The drug will be delivered using a catheter, which can be guided to the target site. The catheter has a cylindrical …

We are two developers on the edge of starting new web product development. We ar

We are two developers on the edge of starting new web product development. We are both fans of lean start-up approach and would like to practice continuous deployment. Here comes …

We are two developers that have no previous experience in sharing one PHP projec

We are two developers that have no previous experience in sharing one PHP project. In particular, cakePHP. We both use NetBeans and we have set the project up as a "PHP applicatio…

We are using Aspirin, Acetaminophen, Ibuprofen and Caffeine. Mobile phase 1: 95%

We are using Aspirin, Acetaminophen, Ibuprofen and Caffeine. Mobile phase 1: 95% ethyl acetate and 5% acetic acid Mobile phase 2: 100% ethyl acetate Mobile phase 3: 50% ethyl acet…

We are using MySQL at the company I work for, and we build both client-facing an

We are using MySQL at the company I work for, and we build both client-facing and internal applications using Ruby on Rails. When I started working here, I ran into a problem what…

We are using Quick View Plus on the Windows XP workstations, for viewing files w

We are using Quick View Plus on the Windows XP workstations, for viewing files we receive with a specific extension. The files with that extension can be of any type - PDF, DOC, X…

We are using some open source libraries in our projects. Sometimes there are som

We are using some open source libraries in our projects. Sometimes there are some issues found in some of them (most likely library bugs, but it may also be a wrong usage from our…

We are using some utility methods in our company to simplify programming. So we

We are using some utility methods in our company to simplify programming. So we have following string extension: public static bool IsNoE(this string s) {     return string.IsNull…

We are working on a fulfillment system for an online book store. Everyday we rec

We are working on a fulfillment system for an online book store. Everyday we receive tens of CSV files (about 90 files) with data about purchased orders. Example: OrderId    |    …

We are working on a moderately-sized C++ code base (10Mloc) which through our op

We are working on a moderately-sized C++ code base (10Mloc) which through our optimization efforts is becoming uniformly slow. This code base is a set of libraries which we combin…

We are working on a very large codebase. It\'s basically a web-based operating s

We are working on a very large codebase. It's basically a web-based operating system, with its own file system and applications. The system's UIs are generated dynamically with Ja…

We are working on an MVVM application. Jersey (backend) exposing a REST interfac

We are working on an MVVM application. Jersey (backend) exposing a REST interface and AngularJS (frontend) being the only consumer of this interface. The application uses a comple…

We are writing to request assistance from our state\'s chemistry students in ass

We are writing to request assistance from our state's chemistry students in assessing the impact of the greenhouse effect. To aid in this process, please reply with the following …

We basicly have project that always turn around the same pattern. But, it someti

We basicly have project that always turn around the same pattern. But, it sometime happens that we have project that go absolutly at the opposite of what we usualy do. It become n…

We can adjust the pH of a buffer, within limits, to bring it to some desired val

We can adjust the pH of a buffer, within limits, to bring it to some desired value. For example, if Ka for the acid is 1.0 X10-5 and the amounts of acid and conjugate base are equ…

We can arrange the various metal ions according to their ability to accept elect

We can arrange the various metal ions according to their ability to accept electrons and to become reduced to the corresponding metal. Table 24.1 shows the reduction half-reaction…