harpreetkailey28 harpreetkailey28
  • 06-09-2020
  • Chemistry
contestada

Using the periodic table in your textbook, calculate the molar mass of paraffin (C46H92O2).

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Space
Space Space
  • 06-09-2020

Answer:

677.39 g/mol

Explanation:

Step 1: Find molar masses of elements

Carbon (C) - 12.01 g/mol

Hydrogen (H) - 1.01 g/mol

Oxygen (O) - 16.00 g/mol

Step 2: Multiply the amount present

12.01 g/mol · 46 = 552.46 g/mol

1.01 g/mol · 92 = 92.92 g/mol

16.00 g/mol · 2 = 32.00 g/mol

Step 3: Add up all the molar masses to find compound molar mass

552.46 g/mol + 92.92 g/mol + 32.00 g/mol = 677.39 g/mol

Answer Link
oscar236
oscar236 oscar236
  • 06-09-2020

Answer:

677.222.

Explanation:

Molar mass =  mC * 46 + mH*92 + mO*2

= 12.011*46 + 92*1.008 + 2*15.99

= 677.222

Answer Link

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