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ChemistryQ&A Library1) Mass of flask, aluminum foil, and rubber band 68.45g 2) Temp. Of boiling, water 98.20 0C 3) Barometric pressure 755 mmHg 4) Volume of flask (volume of vapor occupies flask) 152 ml 5) Mass of flask, aluminum foil, rubber band, and condensed vapor 68.60g 6) Mass of condensed vapor is (5)-(1) Find Molecular weight of unknown ______ g / mol Calculation PV = (m/M)RT) è M = (mRT) / PV = ? Unknown liquid- Based on Molecular weight determine which unknown below has this molecular weight: Methanol, Ethanol, Isopropanol, Propanol. UNKNOW IS : __________________________Start your trial now! First week only $4.99!*arrow_forward*

Question

1) Mass of flask, aluminum foil, and rubber band **68.45g**

2) Temp. Of boiling, water **98.20 ^{0}C**

3) Barometric pressure **755 mmHg**

4) Volume of flask (volume of vapor occupies flask) **152 ml **

5) Mass of flask, aluminum foil, rubber band, and condensed vapor **68.60g**

6) Mass of condensed vapor is (5)-(1)

**Find Molecular weight of unknown** ______ g / mol

**Calculation**

PV = (m/M)RT) è M = (mRT) / PV = ?

**Unknown liquid- Based on Molecular weight determine which unknown below has this molecular weight:**

** Methanol, Ethanol, Isopropanol, Propanol.**

** **

**UNKNOW IS : __________________________**

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