The average time spent by a substance in the ocean amount in sea rate entering or exiting salinity map showing. Nonmetals, such as sulfur s and nitrogen n also form oxides, but when dissolved into water, they form acids. Henrys law states that the amount of a gas dissolved in a liquid x aq is proportional to the partial pressure of the gas p x in the atmosphere in contact with the liquid. Water pollution powerpoint template tells us how we exploit our natural and the most important reserve which helps in sustaining life that is. General references the readings for this course will be taken from. It includes atmospheric water vapor, rainwater, river water, groundwater, lake water, polar icecaps, sea and the ocean waters. This means that g of average seawater contains 965 g of water and 35 g of salts. On lines eh above, write the percentages per of common salts found in ocean water. Determination of the chemical nature and concentrations of the dissolved substances is difficult for. Visit these links to explore the wonders of water and dive into its chemistry.
S a accounts for the variation of seawater composition from. We try to identify the land use around the water body to explain the values. Chemical equilibrium principles of acidsbases, dissolutionprecipitation, oxidationreduction, and complexation applied to understanding the chemistry of surface waters, groundwaters, and water and wastewater treatment. Put together a stream team, imagine life if you couldnt drink water from your own tap, make a mini ocean model, and more. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that.
Coagulation and flocculation controlling corrosion. The chemistry of water nsf national science foundation. Free chemistry powerpoint templates are made, while keeping in mind students who are. Produced naturally by the body to maintain homeostasis weak acid weak base 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4 water a water molecule h2o, is made up of three atoms. When elements combine to form compounds, nature preserves the laws of neutrality. The salt in sea water is a lot like the salt we sprinkle on food. Water chemistry is a vital variable for understanding coal as a reservoir rock from a number of standpoints. This morning, rv falkor stopped at a deepwater site on the way to the first dive site, okeanos ridge, in order to deploy a ctdrosette. Ppt chapter 7 ocean chemistry powerpoint presentation. Ppt water pollution powerpoint presentation free to view. Chemical additives like sodium hydroxide and sodium hexametaphosphate shmp may be added to water to reduce corrosion. Water pollution lecture powerpoint the first part of this lecture delves into the importance of water, its role in climate, and its distribution around earth.
Theres plenty of ways to get involved with the fun of. Dissolved gases o2, co2, n2 essential for marine life forms gases dissolve better in cold water and at high pressure oceans are. Salinity is the saltiness or amount of salt dissolved in a body of water, called saline water see also soil salinity. Water chemistry 109 introductory level workshop 1 chapter 7 water chemistry introduction to volunteer water quality monitoring training notebook water chemistry plays an important role in the health, abundance and diversity of the aquatic life that can live in a stream. Seawater and ocean chemistry seawater chemistry water seawater salts in seawater composition properties water water is a chemical compound h2o comprising two. First, because a large volume of produced water must be handled during coalbed methane production, water chemistry is a primary consideration when developing a water management. Find collection of free to download ocean powerpoint templates. Winner of the standing ovation award for best powerpoint templates from presentations magazine.
Ocean water has many different chemicals in it, especially salt. A system common in water chemistry is liquid water in contact with an atmosphere containing several gases. The salt in ocean water is mostly sodium chloride, too. In fact, water s unique chemical properties make it so complicated that after decades of research, scientists still have much to learn about this remarkable and versatile substance. The asteroid that killed the dinosaurs hhmi biointeractive video duration. The ocean has the ability to absorb the heat from the sun, but this heat penetrates mostly on the top layer of the ocean. The extraordinary properties of water buffers weak acids or bases that react with strong acids or bases to prevent sharp, sudden changes in ph neutralization. In advance, make copies of the introduction to water chemistry worksheet and prepare to show the class the attached 17slide introduction to water chemistry presentation, a powerpoint file.
Ocean chemistry, also known as marine chemistry, is influenced by plate tectonics and seafloor spreading, turbidity currents, sediments, ph levels, atmospheric constituents, metamorphic activity, and ecology. On lines ad above, write the percentages of elements found in ocean water. This template argues with the narrow thinking of people to dump their wastes in the water, which results in the accumulation of wastes inside and beneath the surfaces of water resulting in the death of fisheries. Table salt is made up of the chemical sodium chloride nacl.
Lecture notes marine chemistry earth, atmospheric, and. Ocean water chemistry distribution of earths water oceans 97. Salinity is the total quantity of dissolved inorganic solids in water. Arial times new roman calibri arial black impact wingdings arial narrow haettenschweiler default design seawater and ocean chemistry slide 2 slide 3 water is slide 5 slide 6 slide 7 slide 8 slide 9 slide 10 slide 11 slide 12 slide slide 14 slide 15 slide 16 slide 17 slide 18 slide 19 slide 20 slide 21 slide 22 slide 23. Unlike the cbd, the ibd is operated manually for short durations several seconds to remove suspended solids. We all have the experience of feeling changes in the water temperature at the beach when we are swimming or simply standing inside the water. The rosette configuration has 24 bottles associated with it, called. Then we compare our test strip data to the walhorn, emajogi, lake melliste and luutsna datasets. The accidental creation of the salton sea in southern california is used as an example of how water is needed, how it has been manipulated, and some of the unforseen consequences of how. Ctd stands for conductivitytemperaturedepth sensor.
A free powerpoint ppt presentation displayed as a flash slide show on id. Biological oceanography marine chemistry lecture readings. Carbon dioxide is 60% more plentiful in the ocean than in air, bc algae, corals, etc need it. The ibd is designed to remove any sludge formed in the boiler water and maintain boiler water chemistry within the design limits. Water, or h 2 o, is a small yet complex molecule that can be linked to almost every organism and chemical process. Most of the salt is sodium chloride which breaks up in to sodium ions and chlorine ions other kinds of salt are in the ocean sulfate. Free chemistry powerpoint templates are made, while keeping in mind students who are required to give clear. Basic water chemistry industrial wiki odesie by tech. H 2 o molecules made clear explains how the structure and behavior of h 2 o in liquid form gives water its properties, and make it a chemical essential for life. The field of chemical oceanography studies the chemistry of marine environments including the influences of different variables.
Increase in density decrease in freezing point decrease in vapor. Dissolved oxygen and carbon dioxide which contribute to corrosion can be removed by deaeration e. Cold, salty water is denser and sinks to the bottom of the ocean. Water and ocean structure the formation of ice in freshwater. Water may be one of the most familiar substances on the planet, but it certainly isnt ordinary. Processes that affect salinity evaporation, precipitation, runoff, freezing, and. Free survive in ocean ppt template october 30, 2017 march 11, 2020. Recommended threshold odor number is for drinking water is 3 whereas it is 0 for brewing. Ocean water chemistry questions and study guide quizlet. The solute, often a solid or gas, is the less abundant component. Navy and the scripps institution of oceanography, tows the first marine magnetometer and finds magnetic striping on the seafloor off the west coast. Heat the energy of moving molecules kinetic energy first law of thermodynamics heat capacity the amount of heat required to raise the temp. Introduction to water chemistry lesson teachengineering.
Chapter 7 ocean chemistry 1 chapter 7 ocean chemistry about solutions and mixtures a solution is made of two components, with uniform meaning the same everywhere molecular properties the solvent, which is usually a liquid, and is the more abundant component. A powerpoint presentation video made on water pollution topic for students guidance and knowledge. Chemistry of sea water if suspended solid material of either organic or inorganic origin is excluded, sea water may be consideredas an aqueous solution containing a variety of dissolved solids and gases. Coast and geodetic survey ship pioneer, in a joint project with the u. Find materials for this course in the pages linked along the left. We offer hundreds of free ppt and themes for powerpoint. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. The instrument derives salinity from conductivity, depth from pressure, and temperature from an electrical thermometer. Biological oceanography, an introduction, 2nd edition, carol m. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. The ability of the suns rays to penetrate deeper section of the ocean decreases as the depth of the ocean increases. Each gas in the atmosphere will dissolve to some degree in water.
This ocean presentation is made for an 8th grade earth science class. Chemical equilibrium principles of acidsbases, dissolutionprecipitation, oxidationreduction, and complexation applied to understanding the chemistry of surface waters, groundwaters, and. On lines eh above, write the percentages per of common salts found in ocean. In fact, waters unique chemical properties make it so complicated that after decades of research, scientists still have much to learn about this remarkable and versatile substance. Increase in density decrease in freezing point decrease in vapor pressure increase in. This ranges from fundamental physical, thermodynamic and kinetic chemistry to twoway. Dissociation constants of acids acid ha ak a pka hydroiodic acid hi i101111 perchloric acid hclo4 clo4101010 hydrobromic acid hbr br1099 hydrochloric acid hcl cl1077 chloric acid hclo3 clo31033 sulfuric acid h2so4 hso41022 nitric acid hno3 no310 1 hydroniumion h.
Ppt water pollution powerpoint presentation free to. Temp of ocean water drops as you get deeper, and as you travel away from the equator towards the poles. Water is a powerful solvent and we have it everywhere the hydrological cycle 3 ocean salinity. The greek word for life is traced in a separate word root. Find collection of free to download water powerpoint templates. However, if we go to deeper water, we may experience very cold waters. The rosette configuration has 24 bottles associated with it, called continued. Undersea volcanoes erupted, spewing chemicals into the water. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. H 2 o molecules made clear explains how the structure and behavior of h 2 o in liquid form gives water its properties, and make it a chemical essential for life the greek word for life is traced in a separate word r. Methodology first we compare our data to last years data of measurements around the school. Ppt seawater and ocean chemistry powerpoint presentation. Templates include iron, chemistry test tube, entropy, and nuclear medicine among others. Recommended threshold odor number is for drinking water is.
Ocean composition petroleum formation ore formation 0 2 lecture 1. Whether it is an organic or inorganic reaction, it can be explained with free chemistry ppt backgrounds. Students will use open inquiry to learn about the process of science as well as gain experience regarding the law of conservation of mass, dissolution, and density. Water chemistry 5 evaluating water quality water quality assessment waterquality. Write the word or words that will make each sentence a true statement. The universal solvent water sticks not only to other water molecules but also to other polar chemical compounds this means that water. Ws201112, water chemistry contentsorganization ascorbic acid vitamin c o o ho oh oh oh o o ho o oh oh 6.
The discovery adds a key element to the theory of plate tectonics. Ws201112, water chemistry contentsorganization appendix 2. Excessive amounts of some constituents nutrients, or the lack. Ocean water chemistry powerpoint ppt presentation slideserve. Ocean water density, which is the relative weight of water with a constant volume, depends mainly on its temperature and salinity.
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