The number of moles of a substance can be converted into molecules by:
a Dividing them by Avogadro's number
b Multiplying them by their molar mass
C Dividing them by their molar mass
d Multiplying them by Avogadro's number

In saturated organic compounds, all the bonds between carbon atoms are called?

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers