Chemistry

Chemistry
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dsl first current event presentation

Presentation Outline Name: Title: The Impact of CO2 Emissions on 'Nuisance' Marine Species Introduction CO2 emissions a have a significant effect on marine life (Hall-Spencer & Allen, 2015). The decline in PH due to the rise in CO2 levels in the sea endangers certain sea organisms while it favors others (Doney, 2006). The problem has necessitated the need to investigate the effect of ocean acidification on the marine taxa and especially ā€˜nuisance' marine species. The study will assess the responses of dangerous aquatic species to ocean acidification. Transition into body Body Experiment The study evaluated possible responses of aquatic species that have undesirable effects to...

Hurricane Maria

Emergency Management of Hurricane Maria Name EMG 3002 Institutional Affiliation Emergency Management of Hurricane Maria Emergency management is one of the most daunting tasks because one is forced into a situation where they have to work with many volunteers who lack the necessary knowledge and skills to handle the emergency. They might be well-intentioned, but their lack of training might lead them to cause distraction on the emergency managerā€™s attention on the disaster victims (Hu & Smith, 2018). Also, they might sustain injuries while at the disaster area and hence will also require assistance. Further, they might unknowingly cause injury to others or destroy disaster-stricken...

cause and effect essay

Name Course Instructor Date Causes and Effects of Divorce ā€œDIVORCEā€-the sound of this word gives married people and children emotional distraught which at times might be irreversible. The essence of marriage is for two lovers to come together and build an everlasting bond that is only broken in the event of death. However, as years have gone by, it has become more apparent that married couples are sometimes not capable of maintaining their union, hence, they opt to separate as a means of coping with marital challenges. The process of divorce is quite tedious and the effects of it might be extremely detrimental to the separating partners and children. This paper, therefore, looks not only...

Most of us remember exactly where we were and what we were doing when we received shocking or important news. Tell the story of what you were doing when you heard about an important event and how that

Studentā€™s name Professorā€™s name Course Date Life Changing News Life is full of surprises. Many times that we so badly need things to happen-things out of the ordinary. Such things sometimes happen and sometimes fails to happen. The real surprise is when our wishes come true when we least expect them. Life has its own way of doing things. Sometime back my surprise was delivered to me and since then, my life has never been the same. I will never forget that day. Since I was young I have always wished go overseas especially Europe or America for studies. I knew, however, that my dream will never come true since my family could not afford to pay my fees let alone the upkeep. My father did not...

Discuss in your own words the importance of Oxygen to life. What is unique about this molecule that has evolved to be so essential for human life? Do all life forms need oxygen?What mechanisms do we

Professor: Name: Paper: Date: Importance of Oxygen to life.Oxygen is a colorless and odorless gas with atomic number 8 on the periodic table. It is the third most abundant element in the world occupying 20 percent of the earth's atmosphere. Oxygen accounts for 65 percent of body mass. It is, therefore, the most abundant element in the human body. Human beings use oxygen every second of their life. Consequently, it has many benefits to human life. Oxygen is very reactive in its pure state and thus can combine with other elements to form compounds. It readily dissolves in water and therefore is one of the atoms that make up water (H2O). Oxygen plays different vital roles in the human body. To...

Explore everyday household liquids and discuss why they may be classified as acids or bases. What is the pH scale and how does it help us to categorize the toxicity of liquids? Are body fluids also ac

Studentā€™s name Professorā€™s nameCourse Date Household liquids There are many solutions used in daily operations at home which can either flammable or non-flammable. Another way of classifying these liquids is as acids and bases. A base or an acid can get detected with a substance called a litmus paper. Depending on the color change, the solution is acidic if it turns the color of the litmus paper to red and alkaline if the color of the litmus changes to blue. (Tripathi 24) Some of the most commonly used household liquids include baking soda, dissolved soapy solutions, ammonia, vinegar, citric acid, and many more others. We use the above fluids for cleaning purposes, to remove stains, for...

Discuss in your own words the importance of Carbon in life forms. What is special about Carbon that it has become the essential part of organic molecules? Could Silica based life forms exist? We use m

Studentā€™s Name Professorā€™s Name Course Date Importance of Carbon in Life As a group IV element, carbon (C) serves a crucial role in life where it forms an essential part of organic molecules including carbohydrates, nucleic acids, proteins, and lipids among others (Pace 805). It is also found in non-living matter such as air, rocks, and gases. In forming basic life forms and existing as a versatile element in several compounds, carbon possesses unique characteristics that is lacking in other elements. Carbon atoms are electronegative and can form single, double or triple bonds with other elements mainly oxygen, nitrogen, and hydrogen as well as several compounds to form four different...

TheValue Added Performance Model

The Value-Added Performance Model for Teachers and Administrators Studentā€™s Name Course Title Institutional Affiliation Tutorā€™s Name Date The Value-Added Performance Model, Use and Criticism The value-added performance model is used in evaluating teachers by considering the results of their contribution. This model puts into consideration; current exam scores of a given teacherā€™s students, the exam score of the same students in the past years, and the exam scores of other students who are in the same grade (Rebore 2015). This model is deemed effective because it uses contextual variables, that is, studentā€™s performance. However, the model has been criticized because there may be...

Chemistry Questions Revised

CHEMISTRY QUESTIONS By Name Course Instructor Institution Location Date 1 E) 1. Plasma Clearance Renal Clearance + Hepatic clearance + other clearance = 120+90+24 = 234mg/ml 2C) Renal Clearance + Hepatic clearance + other clearance= 212+200+20 = 432 L/Hr 3 C) Volume of Distribution Amount of drug in body (dose)/ in plasma = 180/144 = 1.25 L 3 D) Plasma Clearance Renal Clearance + Hepatic clearance + other clearance (Loo, 2011, 920). 189+36+40 = 265L/Hr 4 A)Plasma half-life (T1/2) Kel = In (3.9/150)/144 = 0.02 (hr-1) Half-life = 0.693/-0.02= 34.6 4 B)Overall elimination rate constant (Kel) Kel = In (3.7/140)/144 = 0.04 (hr-1) 4 C)Absorption rate constant (Kab) 180/150 =...