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...e. Perhaps it would help to include a small table comparing pH values with hydrogen ion concentrations, over the ranges of pH discussed in the article.

...about 2.4 m/s. The landing rockets used an 18 nozzle design to spread the hydrogen and nitrogen exhaust over a wide area. It was determined that this would li

...The enzyme [[catalase]], found exclusively in peroxisomes, converts the [[hydrogen peroxide]] into [[water]] and [[oxygen]]. Acyl-CoA entry into the peroxisso

...he plan is to solve it, for example in connection with a discussion of the hydrogen atom).

<tr><td>[[Hydrogen]]</td><td>¹H</td><td>1/2</td><td>1.000000</td>

...portation Options in a Carbon-constrained World." International Journal of Hydrogen Energy 34.23 (2009): 9279-296. Science Direct, Dec. 2009. Web. 8 Feb. 2011.

...stem has advantages and disadvantages. The highest-energy mixes, such as [[hydrogen]] and [[oxygen]], use [[cryogenic]] (intensely cold) liquids, which are di ...from the main reaction. For example, the [[V-2]] pumps used concentrated [[hydrogen peroxide]] breakdown to produce a gas stream that ran pumps for the [[liqui

...This liquid water phase may contain some amount of [[acid gas]], such as [[hydrogen sulphide]] (H₂S) or [[carbon dioxide]] (CO₂) and can

...production of zero-carbon hydrogen from water.</ref> could provide "green hydrogen"<ref>The [https://art.inl.gov/NGNP/Subcontractors%20Documents/General%20Ato

...s. Thus, water is not an element because it can be split into the elements hydrogen and oxygen. Further dividing is not possible ''by simple means''.</font><re ...g the 94 naturally occurring chemical elements, the atoms of the element [[hydrogen]], Z=1, have the fewest number of protons, and those of the element [[pluto

*Diatomic elemental gases: [[hydrogen]] (H₂), [[oxygen]](O₂), [[nitrogen]] (N₂),

Molecules such a [[hydrogen chloride]] (HCl) and [[water]] (H₂O) lack an inversion center an ...sup>0</sup> degree, the negative chlorine atom comes close to the positive hydrogen atom of the other monomer and there is an attraction of 0.97 kJ/mol.

...ub>O₈ that can than be converted by heating in an [[argon]] / [[hydrogen]] mixture (700 ^oC) to form UO₂. The UO₂ is ...trix. It is inherently safe in that if it reaches a high temperature, the hydrogen's cross section in the fuel is shifted to higher energies, allowing more ne

...firmed the earlier discovery of [[Henry Cavendish]] that the reaction of [[hydrogen]] with oxygen gives pure [[water]] and he gave the correct interpretation o ...₂). Lavoisier interpreted this correctly as the oxidization of hydrogen by oxygen, confirmed the experiment in his laboratory,

...ydrogen explosions (like what happened in the [[Fukushima nuclear disaster#Hydrogen explosions|Fukushima nuclear disaster]]) that are at risk in conventional ( ...ation efficiency]], the possibility of grid-storage facilities, economical hydrogen production, and, in some cases, process-heat opportunities. Relevant design

...abundance in the oceans of [[Earth]] of approximately one atom in 6500 of hydrogen (~154 PPM).</ref> About 65% of the total power generated by nuclear power p

...abundance in the oceans of [[Earth]] of approximately one atom in 6500 of hydrogen (~154 PPM).</ref> About 65% of the total power generated by nuclear power p

{{r|Hydrogen}}

...Do you know whether there is any Haber-Bosch plant in the world that makes hydrogen by electrolysis? That is energetically very expensive, so one needs a very

The atmosphere is composed of mainly of [[hydrogen]] and [[helium]] and has a temperature of about -216 °C.<ref> -357 °F; 57