6.) Throat Lozenges A 188-mg sample of a nonelectrolyte isolated from throat lozenges was dissolved in enough water to make 10.0 mL of solution at 25°C. The osmotic pressure of the resulting solution was 4.89 atm. Calculate the molar mass of the compound.

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6.) Throat Lozenges A 188-mg sample of a nonelectrolyte isolated from throat lozenges was dissolved in enough water to make 10.0 mL of solution at 25°C. The osmotic
pressure of the resulting solution was 4.89 atm. Calculate the molar mass of the compound.
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7) Silver nanoparticles are embedded in clothing fabric to kill odor-causing bacteria. Silver crystallizes in an fcc unit cell.
a. How many unit cells are present in a cubic silver particle
with an edge length of 25 nm?
b. How many silver atoms are there in this particle?
c. If there are 1360 µg of silver per sock, how many of
these particles does this mass correspond to?
1
2
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Transcribed Image Text:6.) Throat Lozenges A 188-mg sample of a nonelectrolyte isolated from throat lozenges was dissolved in enough water to make 10.0 mL of solution at 25°C. The osmotic pressure of the resulting solution was 4.89 atm. Calculate the molar mass of the compound. esc 7) Silver nanoparticles are embedded in clothing fabric to kill odor-causing bacteria. Silver crystallizes in an fcc unit cell. a. How many unit cells are present in a cubic silver particle with an edge length of 25 nm? b. How many silver atoms are there in this particle? c. If there are 1360 µg of silver per sock, how many of these particles does this mass correspond to? 1 2 B W #3 E 54 $ Move to... R % 5 T MacBook Pro A 6 Y & 7 X U 8 9 ) 0 P
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