Basic-Chemistry Related Question Answers

51. The gas molecules differ in their diameters from distance by






52. The first spectrometer used to determine isotopes was






53. The species having a negative or positive charge are






54. Relative atomic mass of Cu is






55. The instrument use to measure the exact atomic masses is






56. Theoretical yield is decreased by






57. Sulphur has charge of






58. The number of isotopes occupied by carbon is






59. The one molecule of water contains oxygen atoms which are






60. The number of unstable isotopes is






61. The amount of KOH used in combustion analysis is






62. The number of atoms or molecule present in one molar mass of an entity is known as






63. The mass spectrometer use to determine isotopes in solid state is






64. The isotopes of cadmium are






65. In mass spectrometer M/E is plotted on






66. The instrument use to collect ions is






67. The gram atomic mass of usually occuring uranium is






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