Introduction: An acid-base titration is a procedure that can be conducted to determine the concentration of an unknown acid or base. In an acid-base titration, a certain amount of a titrant with a known concentration is added to completely neutralize the titrand— the unknown concentration, reaching the equivalence point. The equivalence point is reached when…
Introduction: Kinetics in chemistry deals with the rate at which a chemical reaction occurs. This rate, which is referred to as the reaction rate, is defined as the change in concentration of a reactant or product with time, and is measured in M/s. The rate of a reaction is proportional to the concentration of reactants.…
Introduction: According to Beer’s Law, A=Ebc, under ideal conditions, a substance’s concentration and its absorbance are directly proportional: a high-concentration solution absorbs more light, and solution of lower concentration absorbs less light. Since concentration and absorbance are proportional, Beer’s Law makes it possible to determine an unknown concentration of phosphate after determining the absorbance. The…
Introduction: The Ideal Gas Law can be used to find any missing variable when all of the others are present. The Ideal Gas Law is stated in the equation, PV=nRT, where P is the gas pressure in atmospheres, V is volume that the gas occupies in liters, n is the number of moles of…
Infertility is a condition that prevents people from conceiving. A person is infertile when they are unable to reproduce. One of the main treatments for infertility is IVF, in vitro fertilization. Some of the many reasons that a person would use IVF are blockage of sperm, not enough sperm, genetic disorders; damage in the Fallopian…
Class is an obsession which has been prevalent throughout the history of British comedy. In order to be able to fully appreciate the wit and humour of a sophisticated comedy, one must usually have an in-depth knowledge of culture, a pastime usually reserved for the privileged strata of society. Because class is such an ubiquitous…
In “To Kill a Mockingbird”, the author describes several social justice issues that affect a number of people in the book. The main justice issue in the novel is racism against black people and the main victim of this injustice is Tom Robinson. The Ewell family are also victimized by the people of Maycomb and…
Scene One The Elsinore castle is a very symbolic setting, introducing dark imagery suggesting that the castle is a virtual prison where death and strife are inescapable and past human control. The cold, gloomy setting further heralds the tragic events to occur later. The North Star or “pole” star’s repeated appearance with the ghost of…
Gregor Mendel created two main laws prior to his experiments with his growing pea plants. The first law he created is the law of segregation. It states that the two members of a gene pair (alleles) segregate (separate) from each other in the formation of gametes. Half the gametes carry one allele, and the other…
In the Scarlet Letter, uses many devices to enhance the quality of the novel’s plot and story line. One of these devices is the creative use of physiognomy to better establish the depiction and conflict within each of the characters. Hawthorne’s use of physiognomy serves to create a physical image that also illustrates a character’s…
King Lear, a Shakespearean play, was one of the most popular plays in its time for its values and universal themes. It has had many takes and has influenced many other playwrights. It is a crucial story about a man, a father, and a king, in his downward spiral of life. This text has persist…
Several different religions involve spirits in their beliefs; animism and shamanism are two of many. Though these two tribal religions have some beliefs in common, such as the spirits’ power over the physical world, they also differ greatly. The shamanistic beliefs about the spirit world, spirits themselves and the power of man over spirits are…
Act one, scene two; Oh, that this too, too solid flesh would melt…. In this soliloquy, Hamlet starts off by expressing his wish to fade away, or even to kill himself. “Oh, that this too, too sullied flesh would melt, Thaw, and resolve itself into a dew, Or that the Everlasting had not fixed His…
William Shakespeare is often referred as the greatest Scriptwriter ever. He truly has a skill, of creating unique characters that, create controversy, and give reasons for people to discuss and debate. Back in the Elizabethan times, Shylock, a character, from the famous Shakespearean play, The Merchant of Venice, would have immediately been seen as a…
Directions: Complete the following Dihybrid Cross problems. Identify the gametes from each parent. Complete a Punnett Square for the cross Identify the genotypes and phenotypes for the potential offspring. Find the phenotypic ratio for the potential offspring. Betta (Chinese/ Siamese fighting fish) Characteristics [Upper Case= Dominant & Lower Case= Recessive] B= Blue Tail b= black…
Originating from 5th century Athens, Greek tragedies have existed for centuries, and are still present today. A tragedy is a serious drama that depicts the demise of a prominent figure due to a flaw, or an error in judgment. To venerate Dionysus, the Greek God of wine, tragedies were performed. Vadim Perelman’s House of Sand…
The undeniable power of unbridled ambition and its ramifications are extensively portrayed within William Shakespeare’s tragedy; Macbeth. Within this play, ambition is portrayed as a corrupting and unquenchable force through the main concepts of mental imbalance, supernatural behaviors and betrayal. The consuming desires of Macbeth and their repercussions are vividly enhanced through the use of…
Balanced Diet: Suitable amounts of all nutrients (carbohydrates, proteins, lipids, mineral salts, vitamins, fibre and water) required for normal healthy living. Autotrophic Feeding: Way of feeding; food is made by the plants themselves. Heterotrophic Feeding: Way of feeding; animals feed on ready made food. Digestion: Large insoluble molecules of food are broken down to small…
What is Caffeine? Caffeine (C8H10N4O2) is a naturally bitter and occurring drug found in nature (such as coffee beans, tea leaves, and even chocolate). It is labeled as a drug because it fits the definition of a drug; a chemical substance that affects the central nervous system, causing changes in behavior and often addiction. Caffeine is…
Thomas Cromwell was 1485 to humble beginnings, in Putney. His father was a brewer. He left at a young age and went to Europe and was a soldier in the French army. He then worked in Italy as an assistant to the Archbishop of York. He then returned to England and was in the House…
