26 | Normality of acid | |

27 | Equivalent weight of oxidizing agents | |

28 | Henderson-Hasselbalch equation | |

29 | Another form of Henderson-Hasselbalch equation | |

30 | Enthalpy | |

31 | Mass fraction | |

32 | Molar concentration (molarity) | |

33 | The pressure of the ith component in the mixture gas | |

34 | The Avogadro constant | |

35 | Molar volume | |

36 | Atomic volume | |

37 | Signal-to-noise ratio (Given the power of both signal and noise) | |

38 | Signal-to-noise ratio (Given the amplitude of both signal and noise) | |

39 | Signal-to-noise ratio (Given the power of both signal and noise in decibels) | |

40 | Signal-to-noise ratio (Given the RMS amplitude both signal and noise in decibels) | |

41 | Signal-to-noise ratio (Given signal mean or expected value and standard deviation of noise) | |

42 | Thermal noise voltage | |

43 | Thermal noise power | |

44 | Concentration of one component in a mixture (Beer-Lambert law) | |

45 | Molar absorbance of one component in a mixture (Beer-Lambert law) | |

46 | Intensity of the trapped pulse in CRDS (Cavity ring-down spectroscopy) | |

47 | Electrophoretic migration velocity in capillary electrophoresis | |

48 | Electrophoretic mobility in capillary electrophoresis | |

49 | Electrophoretic mobility (Given viscosity of medium, net charge and Stokes radius of analyte) | |

50 | Stokes radius | |