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hydrogen bromide
n.
1.a colorless gas that yields hydrobromic acid in solution with water
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hydrogen bond
hydrogen bomb
hydrogen azide
hydrogen atom
hydrogen
hydrogel
hydrofoil
hydrofluosilicic acid
hydrofluorocarbon
hydrofluoric acid
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hydrogen carbonate
hydrogen chloride
hydrogen cyanide
hydrogen fluoride
hydrogen iodide
hydrogen ion
hydrogen ion concentration
hydrogen peroxide
hydrogen sulfide
hydrogen-bomb
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English Grammar Test is an application to help you enhance your English expertise.
genus parochetus
distinction
right hemisphere
daydream
floss
reins
scissors kick
hiv
common nuisance
ostler
Idiom of the Day
cast pearls before swine
to waste something valuable on someone who does not appreciate it
Giving the woman the gold earrings was like casting pearls before swine.
1.
The new laws will become ________ as of Friday
a.
in effect
b.
efficient
c.
affective
d.
effective
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15 million blood cells are produced and destroyed in the human body every second.
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