For the formula of a compound to be correct, the algebraic addition of the charges on the atoms or ions in the compound must add up to:

The electronegative element on the Pauling scale that is most abundant is:

What is the formula weight of the sugar: C12 H22 O 11 used in your morning coffee when the masses are: C = 12, H = 1, and O = 16?

Identify the space between 4 & 9 s24.jpg

The chemical symbol for oxygen is:

Developed and advocated the use of atomic structure theory in Chemistry:

In a living subject, wat passes through A (7) s27.jpg

Identify the structure  s16.jpg

Treatment of unsafe water in emergency situations involves the use of:

He showed relation between electricity and chemical activity.