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Hydrogen - Free Essay Examples and Topic Ideas

Hydrogen is a colorless, odorless, and tasteless gas that appears in the periodic table as the first element. It is represented by the symbol H and has an atomic number of 1. Hydrogen is the lightest and most abundant element in the universe, constituting approximately 75% of all matter. It is highly flammable and can be used as a fuel for combustion engines, such as in hydrogen fuel cell vehicles. Hydrogen also plays a vital role in the production of fertilizers, as well as in the refining of crude oil and in the manufacturing of numerous other chemicals.

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  1. 1
    The preliminary experiment
    Words • 1541
    Pages • 6

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    Paper Type:1500 Word Essay Examples
    This will help ensure that the results of the experiment are reliable and ensure that the acids react with the magnesium and not the formulated oxide layer. The Acids: Choice of acids and their varying strengths was based upon the Bronston-Lowry theory. According to the Nuffield Advanced Chemistry Students' Book, acids that ionise completely at moderate dilutions are called strong acids. Consequently they tend to have a large Ka (dissociation constant) value. Weak acids interact very little with water therefore…
    ChemistryEquilibrium constantHydrogenMaterialsPhysics
  2. 2
    The Influence of Concentration on Reaction Rates
    Words • 1046
    Pages • 4

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    Paper Type:1200 Word Essay Examples
    When substances are subjected to heat, a transformative dance unfolds among their particles. The infusion of kinetic energy propels these particles into a lively choreography, where accelerated movement leads to a surge in collisions. It is this intricate interplay that lays the groundwork for an augmented rate of reaction. This phenomenon, though complex, finds clarity when delving into the intricacies of concentration and pressure. As the concentration of reactants amplifies, the stage is set for a heightened ballet of collisions,…
    ChemistryHydrogenPhysics
  3. 3
    The Affect of Hydrogen Peroxide on the Liver
    Words • 527
    Pages • 2

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    Paper Type:500 Word Essay Examples
    Aim: "To see what factors affect the decomposition of hydrogen peroxide by the enzyme catalase which is found in the liver" Introduction: Enzymes are biological catalysts. They speed up the chemical reactions which go on inside living things. Without them the reactions would be so slow that life would grind to a halt. Enzymes work by when a substrate molecule bumps into a molecule of the right enzyme, it fits into a depression on the surface of the enzyme molecule.…
    ChemistryEnzymeHydrogenMaterials
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  4. 4
    Factors affecting gas volume in Mg-acid reaction?
    Words • 783
    Pages • 3

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    Paper Type:800 Word Essay Examples
    We are investigating the reaction of magnesium and hydrochloric acid: Mg + 2HCl MgCl2 + H2 The dependent variable will be the amount of hydrogen collected, the gas in the reaction. There are many independent variables I could use for this experiment: But the variable I will choose is length of Mg. I think this will definitely be the easiest to vary, as it is simply a case of cutting different lengths. It is a good one to choose also…
    ChemistryHydrogenWater
  5. 5
    Renewable Energy and Storage Systems
    Words • 1386
    Pages • 6

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    Paper Type:1300 Word Essay Examples
    Abstract The continuous increasing in distributed renewable generation mainly based on wind and solar has complicated recently the normal grid opera-tions. An accurate development in proper energy storage systems with high abil-ity to store and supply energy on demand should effectively eliminate the poten-tially adverse negative impacts of actual grid operation technologies, such as se-vere power fluctuation provided by intermittent power generations and photovol-taic arrays. The environmental issues impose major changes in actual technologies for vehicle manufacturers. Nowadays, further research…
    ChemistryElectricityHydrogenNaturePhysicsRenewable Energy
  6. 6
    Is sulphuric acid dibasic?
    Words • 1135
    Pages • 5

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    Paper Type:1200 Word Essay Examples
    In this plan I shall demonstrate that sulphuric acid is dibasic. In order to do this affectively I will plan experiment using scientific techniques. The experiment will involve titration. I will then validate these experiments using calculations and appropriate chemistry knowledge. The reactants I have selected that will neutralise sulphuric acid are shown below in the equations: Reactants used in Titration and products obtained: H2SO4 (aq) + 2NaOH (aq) --> Na2SO4 (aq) + 2H2O (l) Background knowledge The acid (sulphuric…
    HydrogenSulphuric Acid
  7. 7
    Alternative-Fuel Vehicles
    Words • 675
    Pages • 3

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    Paper Type:650 Word Essay Examples
    Atmospheric pollution is a major problem nowadays. So it is important that we should immediately find alternative fuel sources for petroleum and reduce the emission of harmful gases in the atmosphere. This has been the dream of many scientists because this will significantly reduce the emission of carbon dioxide, a green house gas, to the atmosphere. Most of these fuels can be manufactured domestically so I cut the costs of importing from other countries. Some are even derived from renewable…
    Hybrid CarsHydrogenNatural GasVehicles
  8. 8
    Decomposition of Hydrogen Peroxide
    Words • 954
    Pages • 4

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    Paper Type:900 Word Essay Examples
    Abstract: This lab was designed to observe the decomposition of hydrogen peroxide into it oxygen and water. The equation for this reaction is H202 H2O + +1/2O2 thus by measuring volume and pressure of O2 generated the amount of O2 generated can be calculated which in turn can be utilized to determine the concentration of water already in the H2O2 solution. The results determined that 3.02% of the solution is composed of H2O2. Introduction: This purpose of this experiment was…
    CompositionHydrogenWater
  9. 9
    The Significance of Hydrogen Bonds in Biochemistry and Life
    Words • 1572
    Pages • 6

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    Paper Type:1500 Word Essay Examples
    Introduction In the realm of biochemistry, the existence of various chemical bonds underpins the intricate web of life on Earth. Among these, the hydrogen bond stands out as one of the most fundamental and indispensable. This weak yet vital chemical bond plays a pivotal role in essential biological molecules such as water and polypeptides. In this essay, we will delve into the profound importance of hydrogen bonds in biochemistry, highlighting their involvement in various biological processes and their influence on…
    EvaporationHydrogenWater
  10. 10
    Investigating Hydrogen Peroxide Decomposition: Calorimetry Analysis
    Words • 1230
    Pages • 5

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    Paper Type:1400 Word Essay Examples
    Abstract The primary objective of this research is to thoroughly explore and understand the method for determining the heat of decomposition of hydrogen peroxide through calorimetry. The experiment involves utilizing a low-cost calorimeter, a Styrofoam cup, to examine the enthalpy changes during the decomposition process, with a careful consideration of the heat absorbed by the calorimeter. The resulting enthalpy of decomposition, measured at -57.9 kJ/mol, will be critically analyzed in comparison to the literature value of -94.6 kJ/mol. This essay…
    CompositionHydrogen
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