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{{r|Hydrogen-like atom}}

...cids''' are generally defined as those chemical substances which release [[hydrogen]] [[ions]] on dissolving in water. Although acids are most often thought of ...ractically will not come off as H⁺ ions, and therefore only the hydrogen on the -COOH group is considered acidic.<br />There is a drawback in this t

{{r|Hydrogen}}

{{r|Hydrogen}}

...'- positions. In duplex DNA, the [[adenine]] base present in adenosine is hydrogen bonded with, that is, it forms a base pair with, a [[thymidine]] nucleotide ...bose ring (see figure). In DNA the 2'-carbon of adenosine is bound to two hydrogen atoms rather than one proton and one hydroxyl group.

...equation R-SO₂-NH₂, where either of the nitrogenous hydrogen atoms may be replaced by other chemical groups. A large class of [[antibio

{{r|Hydrogen bond}}

{{r|Hydrogen sulphide}}

...lacement of 36 tons, first used a [[hydrogen peroxide]] propulsion system. Hydrogen peroxide, while dangerously reactive, demonstrated significant promise for

{{r|Hydrogen sulphide}}

{{r|Hydrogen sulphide}}

{{r|Hydrogen bond}}

{{r|Hydrogen}}

{{r|Hydrogen-like atom}}

...H₂O) as an example. The two naturally occurring isotopes of the hydrogen atom are: <br/> The standard atomic weight (isotopically averaged mass) of hydrogen is 1.00794 u.

{{r|Hydrogen}}

{{r|Hydrogen bond}}

...bon-carbon) bonds to saturated (single) C&mdash;C bonds by addition of [[hydrogen]]. It is also possible to first hydrogenate shark liver oil and then separa

{{r|Hydrogen}}

...rbon-containing molecules, red, use of ATP, green, used of reducing power (hydrogen). The position of '''biosynthesis''' as a distinct stage in assembly of cel * Reduction equivalents (in the form of hydrogen carried on the coenzymes [[NADH]], [[NADPH]] and others)