UPCAT

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• Seven Fundamental Units


  • Length, meter, m
  • Mass, kilogram, kg
  • Time, second, s
  • Electric current, ampere A
  • Temperature, kelvin, K
  • Amount of substance, mole, mol
  • Luminous intensity, candela, cd
• Number of Protons


  Atomic number
• Number of Neutrons


  Mass number - Atomic number
• Number of Electrons


  Atomic number + charge (-, + or 0)
• Other Standard Units


  • speed/velocity: m/s
  • acceleration: m/s²
  • power: watts
  • momentum: kgm/s
  • work/energy: joules
  • force: N
  • voltage: volts
  • resistance: ohms
• Conversion


  • Weight/Mass: 16 oz = 1 lb, 1 kg = 2.2 lbs, 454 g = 1 lb, 1 ton 2000 lbs
  • Length/Distance: 1 inch = 2.54 cm, 1 mile 5280 ft = 1.609 km, 1 yard = 3 ft = 36 inches, 1 m = 39.37 inches 3.28 ft
  • Temperature: K = (°C)+273, C=(F-32), F=(C)+32
• Stoichiometry


  Avogadro's Number: 1mole=6.022x1023 representative particles (atoms, molecules)