The total number of protons and neutrons in the nucleus is called the

Which of the following has the greatest mass, in grams? a. 1 atom of lead (Pb) b. 0.5 mol copper (Cu) atoms c. 0.3 mol gold (Au) atoms d. 25 atoms of mercury (Hg)

Explain how a balanced chemical equation is related to the law of conservation of mass.

Is phenol (c6h6o) organic or inorganic

How are sucrose (table sugar) and the starch in flour chemically related? what makes them different from each other?

Elements in group 1 will (lose or gain) electrons to obtain a noble gas structure. How many electrons will the element gain or lose in order to obtain a noble gas structure? (5,3,7,6,1,2,4)

In which orbital does an electron in a bromine atom experience the smallest?

What characteristics of water allow it to have high surface tension?

Obtaining scientific data from a distance is called?

What is organic chemistry?

What is the total number of electrons shared in a double covalent bond between two atoms? (1) 1 (3) 8 (2) 2 (4) 4