rate of reaction (mol dm-3 s-1) for the following chemical reaction: CaCO3(s) + HCl(aq) CaCl2(s) + H2O(l) + CO2(g) Research question: How does altering concentration (mol dm-3) of hydrochloric acid (HCl) affect the rate of reaction (g/s) for the following reaction: CaCO3(s) + HCl(aq) CaCl2(s) + H2O(l) + CO2(g) Background information: The reaction between calcium carbonate and hydrochloric acid is an example of a neutralization reaction between an acid and a base. Neutralization reactions involve
Premium Chemical reaction Carbon dioxide Reaction rate
Introduction When you think about love what do you think about? We as humans often think of “love” basically as the core of understanding romance‚ but that is not the whole entire thing‚ well the most accurate picture. So what is love? The answer to the question is that some people may seek a philosophical and/or spiritual answer. Love is not a material or a design. It is basically a word that we use to sugar coat over various‚ complex‚ and also chaotic‚ realities of our human relationship. Instead
Premium Love Interpersonal relationship Human sexuality
A. Individual Therapy Individual therapy refers to therapy sessions with one client and the social worker. Individual sessions with a Social worker average about 45 minutes to one hour long. Therapy provides a confidential‚ safe and nurturing space to look at yourself and your personal issues. It serves as a type of mirror which provides a spectator position onto one’s own life‚ helping one to make sense of how things fit together. Within this experience the client and therapist work together
Premium Psychology Therapy Psychotherapy
REACTION PAPER It is said that effective teacher will use both assessment and evaluation regularly to improve student learning and to guide instruction. Indeed‚ both have pivotal roles in the teaching-learning process yet‚ somehow they do differ in many ways. Assessment and evaluation measure whether or not learning and/or learning objectives are being met. One could look at assessment and evaluation as the journey (assessment) versus the snapshot (evaluation). (Sue Watson‚ 2009) Assessment requires
Premium Educational psychology Education Assessment
High School Students’ Conceptions about Energy in Chemical Reactions (focusing only in exothermic and endothermic reactions). Aim The aim of this study is to investigate students’ understanding of the energy concept in chemical reactions particularly in endothermic-exothermic reactions. Both qualitative and quantitative methodology was used for this investigation. A twenty-item multiple choice test was developed about the topic to measure the students’ understandings. This concept test was
Premium Thermodynamics
Summary Individuals play an important role in the functioning of an organization‚ and people tend to identify themselves with the organization they are with. For management‚ one of the most common problems that arise are the difficulties between team members. Developing good interpersonal skills can elevate turnover and create an environment that will appeal to the organization’s top quality employees. This paper will explain what organizational behavior and culture are‚ the three-step process
Premium Communication Organizational studies Organization
metals arranged in order of their reactivity based on displacement reactions‚ reduction of their oxides by hydrogen or carbon‚ the relative ease of decomposition of their compounds and reactions with oxygen‚ dilute acids and water. The higher up a metal is in the reactivity series‚ the more reactive it is. In the experiment conducted‚ the three metals‚ magnesium‚ zinc and copper each had to undergo displacement reactions and reactions with water‚ oxygen and dilute acids‚ to arrange them in the order
Premium Zinc Oxygen Metal
Redox reactions (Redox terminology‚ galvanic cells‚ standard electrode potentials‚ strength of oxidizing/reducing agents‚ corrosion and protection against it) Oxidation is defined as the loss of electrons and reduction is defined as the gain of electrons. Oxidizing agents‚ such as oxygen are defined as substances which accept electrons; reducing agents are substances which donate electrons. Redox reactions are: a) The reactions of metals with non-metals 2Na+Cl2→2Na+Cl- b) The reactions
Premium Electrochemistry Hydrogen
Angela Adivoso Ayala Museum Reaction Paper On the 9th of February‚ I visited the Ayala Museum with the company of my mother and a friend‚ in the hopes that I could see some extraordinary things from our country’s (and as well as some parts of Asia’s) past – things that we do not see inside the classroom. To get this show on the road‚ I think it would be best to begin by saying that I was not at all disappointed. Starting from the grand lobby of the building‚ we made
Premium Southeast Asia
Aqueous Reactions Introduction: In this experiment we studied the two different types of aqueous chemical reactions‚ double replacement and single replacement. In a double replacement reaction one or both of the products is an insoluble ionic compound or otherwise known as a precipitate; or a non-electrolyte; or a gas. In a single replacement reaction there is typically a metal and an ionic compound consisting of a metal cation and a non-meatl anion. Singel replacement ractions occur when the reacting
Premium Chemical reaction Chemistry Ionic bond