1. hydrogen
Water contains hydrogen and oxygen.
A molecule of water is made up of one oxygen and two hydrogen atoms.
Hydrogen and oxygen combine to form water.
The atomic number for hydrogen is 1.
The treaty bans atomic bombs and hydrogen bombs.
A water molecule has two hydrogen atoms and one oxygen atom.
A balloon must be filled with either helium or hydrogen.
Water is made up of hydrogen and oxygen.
This substance is mostly composed of hydrogen and oxygen.
The chemical symbol H expresses hydrogen.
Oxygen and hydrogen make water.
Hydrogen does not exist as such in nature.
Water comprises of oxygen and hydrogen.
Water can be decomposed into oxygen and hydrogen.
İngilizce kelime "wodór"(hydrogen) kümelerde oluşur:
Angielski słówka Ania - 15 (pierwiastki)Extreme weather conditions and natural disastersPrecious water, space, bad habits.nauka i technika - macmillan matura podstawowaSolutions Upper 4D - Confessions of an astronaut2. H
h for humour
H is not pronounced in French.
A Turkish soft G and a Spanish H eloped and had lots of completely silent children together.
The chemical symbol H expresses hydrogen.
It's a good idea to stop using direct-links to files. Use a trick like starting the URL with double-width h t t p or something.
The Esperanto alphabet has 28 letters: a, b, c, ĉ, d, e, f, g, ĝ, h, ĥ, i, j, ĵ, k, l, m, n, o, p, r, s, ŝ, t, u, ŭ, v, z.
h is a dummy variable.
İngilizce kelime "wodór"(H) kümelerde oluşur:
vhemia pierwiastki3. H I
İngilizce kelime "wodór"(H I) kümelerde oluşur:
pierwiastki chemiczne i wartościowościMoja pierwsza lekcja