Essays Tagged: "co2"

Konditions test

enkelte cellers mitokondriger. Jo mere veltrænet jo flere mitokondriger.Glukose + Ilt → CO2 + Vand + ATPDet er i midlertidigt ikke sandt hvis man kalder det ovenstående reaktionsskem ...

(5 pages) 32 0 4.4 Mar/2002

Subjects: Science Essays > Biology


- -PHOTOSYNTHESISGeneral InfoDefn: 'To make with light'Reactants (Ingredients)CO2, H2O, Sunlight, chlorophyllProductsFood (C6H12O6 = glucose) and O2Overall ReactionPhotosynthesis ...

(2 pages) 68 1 4.5 Jan/1997

Subjects: Science Essays > Biology > Plant Biology

EN rapport om natron. Med forsøg beskrivelse, statestikker, reaktions skeamer, tabeler, fackz og en del andet

faktisk meget simpelt. Det kan man se på spaltningen af 2NaHCO3.2NaHCO3 ® Na2CO3 + H2O + CO2Na2CO3 er soda, og det bliver dannet under ophedningen, som gør at det spaltes på de ... l af soda også kaldet NatriumkarbonatReaktionsskemaer:2NaHCO3 (s) ® Na2O (s) + H2O (g) + 2CO2 (g)NaHCO3 (s) ® NaOH (s) + CO2 (g)2NaHCO3 (s) ® Na2CO3 (s) + H2O (g) + CO2 (g)Kemi fors& ...

(2 pages) 35 0 2.7 Nov/2002

Subjects: Science Essays > Chemistry

Science research paper on Deforestation.

lopers and much more.Forests are very important to the environment because they use carbon dioxide (CO2) and produce oxygen. They also provide food and a home for many different types of plants and an ... areas of trees are cut down, clouds do not form, rain does not fall and the land becomes drier. The CO2 builds up and adds to the global warming which is making the Earth become hotter.The reproductio ...

(5 pages) 243 1 5.0 Dec/2002

Subjects: Science Essays > Earth Sciences

The Rate Of Reaction Between marble Chips and Hydrochloric Acid.

ge and will time how long it takes for the reaction to produce 100cm3 of carbon dioxide.CaCO3 +2HCL Co2 +CaCl2 +H2OCalciumHydrochloricCarbonCalciumWaterCarbonateAcidDioxideChloridePredictionI predict ... 2.0M hydrochloric acid and the small marble chips was too quick. Within 30 seconds over 100 cm3 of CO2 was produced. This meant that a second preliminary experiment had to take place. This time we us ...

(6 pages) 103 1 4.3 Jul/2003

Subjects: Science Essays > Chemistry

Acid Rain - Causes and effects.

ngs.The normal acidity of unpolluted rainwater is caused by the natural presence of carbon dioxide (CO2), found in the troposphere (the lowest layer of the atmosphere). The existence of CO2 is caused ... of CO2 is caused by decomposition of organic materials. It makes the rain slightly acid because the CO2 dissolves in water to form carbonic acid. Rain can also become acetic from volcanic eruptions an ...

(8 pages) 169 0 3.7 Sep/2003

Subjects: Science Essays > Environmental Science

The Lungs; How they work and diseases related to them.

gen throughout the body and gives the oxygen to the body parts that need it.The lungs then take the CO2 left from the breath you took and exhale it. When you exhale, all the CO2 leaves the body and th ... t need it. After this process, the Nervous System tells the brain that the lungs need to exhale the CO2 because it is poisonous to the body.Several diseases can destroy or deteriorate the lungs. Some ...

(2 pages) 67 0 5.0 Oct/2003

Subjects: Science Essays > Biology > Human Biology

Ozone Layer Depletion.

lion years ago, when blue-green algae began using energy from the Sun to split molecules of H2O and CO2 combined them into organic compounds and molecular oxygen (O2). Everyone knows the process and c ... sis. Some of the photo synthetically created oxygen is combined with the organic carbon to recreate CO2 molecules. This remaining oxygen, which has accumulated in the atmosphere, produces a massive ec ...

(7 pages) 115 0 3.4 Oct/2003

Subjects: Science Essays

The following is a lab report on fermentation and its inhibitors.

ntation reaction by asmuch as 0.093ml/min. The clove solution also decreased the total evolution of CO2 by asmuch as 2.845 ml.The process of fermentation is better inhibited using microbial inhibitors ... actic acid, acetic acid), alcohols (ethanol,methanol, butanol), ketones (acetone) and gases (H2 and CO2).Fermentation is defined as an energy yielding process whereby organic molecules serveas both el ...

(4 pages) 100 0 5.0 Nov/2003

Subjects: Science Essays > Biology

This is an essay comparing the light and dark reactions of photosynthesis and C3 and C4 plants.

tion. The oxygen that came from the water molecule is released through the air.In C4 and C3 plants, CO2 enters through the stomata and is diffused into the mesophyll. The CO2 is stored in the stroma o ... centers. The chloroplasts for C4 cells are found within the bundle sheath cells. C4 plants combine CO2 with RuBP while C3 plants combine CO2 with PEP and use the CAM pathway for transportation. In th ...

(1 pages) 44 0 4.3 Dec/2003

Subjects: Science Essays > Biology > Plant Biology

No title, This is about CO2 in the atmophere and its effects on the earth and its inhibitants

ial revolution has increased 30%. That is very high compared to years before. In 1950 the amount of CO2 in the atmosphere was about 315ppm(parts per million). In 2001 it was 375ppm. Since 1950 the amo ... the atmosphere was about 315ppm(parts per million). In 2001 it was 375ppm. Since 1950 the amount of CO2 has risen about 1-3ppm per year. The CO2 (carbon dioxide) level could possible rise anywhere fro ...

(2 pages) 40 1 4.6 Feb/2004

Subjects: Science Essays > Environmental Science

Rates if Reaction GCSE Cousrework

are marble (CaCO3) and hydrochloric acid (2HCl); the products that they produce are carbon dioxide (CO2), water (H20) and a calcium chloride (CaCl2). The product that will be measured (to show that th ... he easiest to separate from the original solution and measure.The formula is as follows:H2Cl+2CaCO3=Co2 + H20+ CaCl2 .The water mixes into the soloution and there is no easy way to tell if a certain a ...

(13 pages) 47 0 3.0 Feb/2004

Subjects: Science Essays > Chemistry


al burdens to sustain their environment. Germany has substantial taxes on gas to lower emissions of CO2 into the atmosphere. Costa Rica has spent a lot of their gross revenues to rebuild their forest ...

(1 pages) 40 1 3.7 Feb/2004

Subjects: Science Essays > Environmental Science

How would the rate of reaction of Bisodel tablet affected by temperature?

+ Hydrochloric Acid Carbon Dioxide + Calcium Chloride + WaterBalanced EquationCaCO3 (s) + 2HCl (aq) CO2 (g ) + CaCl2 (aq ) + H2O (l )PredictionI reckon the rate of reaction will be faster as the tempe ...

(8 pages) 33 0 3.7 Feb/2004

Subjects: Science Essays > Chemistry

A world with no plants

is plants. When we breath out carbon dioxide the photosynthetic organisms (plants) "breath" in the CO2 and give off our much needed air. In general if the plants never existed there would be no organ ... eeded air. In general if the plants never existed there would be no organism to convert the useless CO2 to oxygen, and without oxygen we and all other living organisms (excluding plants) would not be ...

(2 pages) 62 0 3.9 Mar/2004

Subjects: Science Essays > Agriculture

Global Warming: Serious But Overlooked Threat

and wetter due to the high concentration of carbon dioxide present in the air. The high amounts of CO2 in the air made it a favorable place for plants to live. Also because of the lack of oxygen, the ... ood, and in things from boat warning horns to oven degreasers. (Bates 79)---Present---The amount of CO2 in the air has been steadily increasing. In the last 200 years, there has been a 30% increase in ...

(6 pages) 121 0 3.5 Mar/2004

Subjects: Science Essays > Atmospheric Sciences

Acid Rain (some info based on Bangkok).

(SO2) and Nitrogen oxide are found out to be the 2 main contributing gasses which causes Acid Rain. CO2 is also a contributing factor but it is caused by nature and has been for many years. It is form ... it be prevented?Acid rain will never be completely eliminated as there will always be more and more CO2 forming throughout nature to cause rain and water to have a lower pH than 5.6. Even though it wi ...

(4 pages) 22 0 3.0 Mar/2004

Subjects: Science Essays > Environmental Science

The Light Independent Reaction--A.K.A. The Calvin Cycle

CO2 diffuses into the chloroplast and combines with RuBP to form a 6-Carbon sugar. The 6-carbon suga ... ssary for a molecule of glucose.The light independent reaction takes place in the stroma.-Equation:6CO2 + 18ATP + 12NADPH2= C6H12O6 + 18ADP + 18P + 12NADP +6H2O-Reactants:ATPNADPHEnzymesCO2RuBP-Produc ... res more energy, but plants are in abundant light. Ex- Corn, sugar cane-CAM Pathway- plant takes in CO2 at night and stores it. Ex- cacti, pineapple

(1 pages) 7229 0 2.0 Apr/2004

Subjects: Science Essays > Biology

George W. Bush failed the American people on the international stage and ruined U.S. foreign policy.

he issue of Iraq and is causing the U.S. to lose the war on terror. He is ignorant on the fact that CO2 and other various chemicals are contributing to global warming.Iraq was mishandled from the begi ... the American people. By refusing to sign the Kyoto Protocol, Bush is indirectly not admitting that CO2 causes global warming. This is unacceptable. However, over 60 world-renowned American scientists ...

(4 pages) 145 0 4.3 Apr/2004

Subjects: Social Science Essays > Political Science > Specific Policies

The Respiratory System

the atmosphere and get rid of carbon dioxide from the blood. Since oxygen (O2) and carbon dioxide (CO2) are gases, the process of bringing one in and excreting the other is called gas exchange.Oxygen ... l quickly accumulate to a toxic level in the blood. Thus our lungs, the organs that exchange O2 and CO2 with the atmosphere, are vital since their total failure is quickly fatal.We have two lungs, one ...

(11 pages) 115 1 4.2 May/2004

Subjects: Humanities Essays > Health & Medicine