If you need to take an acetaminophen for a headache, which organic compound is responsible for helping to ease your pain? ketone
. carboxylic acid .ester. ether. amide.
2 answers:
Answer:
Amide
Explanation:
The acetaminophen has molecular formula C₈H₉NO₂, and the structure is represented below. As we can see, the nitrogen (N) is bonded to a carbon which is directly bonded to an oxygen, and that is the representation of an amide.
In the molecule, phenol is also presented, with the aromatic ring bonded to an -OH. The alternatives don't mention it.
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Answer:
1.1 × 10²⁴ atoms Mg
General Formulas and Concepts:
<u>Atomic Structure</u>
- Moles
- Avogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.
<u>Stoichiometry</u>
- Using Dimensional Analysis
Explanation:
<u>Step 1: Define</u>
<em>Identify</em>
[Given] 1.8 mol Mg
[Solve] atoms Mg
<u>Step 2: Identify Conversions</u>
Avogadro's Number
<u>Step 3: Convert</u>
- [DA] Set up:
- [DA] Multiply [Cancel out units]:
<u>Step 4: Check</u>
<em>Follow sig fig rules and round. We are given 2 sig figs.</em>
1.08396 × 10²⁴ atoms Mg ≈ 1.1 × 10²⁴ atoms Mg