Chemistry Honors – Class 4

Dates

• Periods A, C, D – Monday, January 13th

Significant Figures & Calculations

• Review Homework
  • scientific notation
  • review calculation rules
  • unit conversion
• Practice
  • Equation: PV = nRT
  • Known Quantities
    • P = 750 mmHg
    • V = 987.3 mL
    • R = 0.08206 Latm/molK
    • 23.5°C
  • Conversions
    • 760.0 mmHg = 1.000 atm
    • T (K) = T (°C) + 271.15
  • Determine: “n”

Homework

• Study for Quick quiz (conversion / SF)
• Be sure and review in-class problem (PV = nRT)