1. At 1 atm and 298 k, pentane is a liquid whereas propane is a gas. Explain.
2. At 1 atm and 298 k, methanol is a liquid whereas propane is a gas. Explain.
3. Indicate the hybridization of the carbon atom in each of the following:
i) Methanol
ii) Methanoic (formic) acid
4. Draw the complete lewis electron-dot diagram for a molecule of propanoic acid, HC3H5O2.
5. Explain the following observations about the two carbon-oxygen bonds in the methanoate (formate) anion, HCO2-.
i) The two carbon-oxygen bonds in the methanoate (formate) anion, HCO2-, have the same length.
ii)The length of the carbon-oxygen bonds in the methanoate (formate) anion, HCO2-, is the intermediate between the length of the carbon-oxygen bond in methanol and the length of the carbon-oxygen bond in methanal.
Answers: 1
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In the reaction between a crushed antacid tablet and vinegar what gas is emitted
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The standard emf for the cell using the overall cell reaction below is +2.20 v: 2al(s) + 3i2(s) → 2ai3+(aq) + 6i-(aq) the emf generated by the cell when [ai3+] = 3.5 × 10-3 m and [i-] = 0.015 m is v. the standard emf for the cell using the overall cell reaction below is +2.20 v: 2al(s) + 3i2(s) 2ai3+(aq) + 6i-(aq) the emf generated by the cell when [ai3+] = 3.5 × 10-3 m and [i-] = 0.015 m is v. 2.36 2.24 2.21 2.51 2.04
Answers: 2
1. At 1 atm and 298 k, pentane is a liquid whereas propane is a gas. Explain.
2. At 1 atm and...
2. At 1 atm and...
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