The oxidation number of a monatomic ion is equal to
a.
the charge on the ion.
b.
zero.
c.
the sum of all the oxidation numbers.
d.
the oxidation number of an oxygen atom.

Starch and are common polysaccharide carbohydrates found in plants. sucrose glycogen fructose cellulose

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams

The same side of the moon always faces earth because the