Look at the list of ingredients on an item you have in your home for the name of
ID: 1001594 • Letter: L
Question
Look at the list of ingredients on an item you have in your home for the name of a chemical compound that interests you. Using your textbook and the Internet, answer the following questions regarding your compound: I would like to use Niacinamide (Vitamin B3)
What is the name of your compound?
What is its chemical formula?
What is its molar mass? Show your work.
What type of bonding is used in the formation of your compound (ionic or covalent)?
Write a balanced chemical equation using your compound.
How many valence electrons does your compound have?
What is the molecular geometry about the central atom in your compound?
Explanation / Answer
Eadible Salt (NaCl)
1) name: sodium chloride
2) NaCl
3) molar mass
At mass of Na + At mass of Cl = 23 + 35. 5 = 58.5
4) ionic bonding
5) Na+ + Cl- --> NaCl
6) Valence electrons in Na = 1
Valence electrons in Cl = 7
total = 8
7) the Nacl molecules will crystallize as Face centred cubic.
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