[{"Name":"Intermolecular Forces","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Intermolecular Forces","Duration":"6m 38s","ID":24520},{"Watched":false,"Name":"Dipole-Dipole Interactions","Duration":"6m 39s","ID":24573},{"Watched":false,"Name":"Dispersion (London) forces","Duration":"8m 8s","ID":24525},{"Watched":false,"Name":"Hydrogen Bonding","Duration":"6m 48s","ID":24523},{"Watched":false,"Name":"Examples of Hydrogen Bonding","Duration":"5m 37s","ID":24522},{"Watched":false,"Name":"Definition of Van Der Waals Forces","Duration":"1m 24s","ID":24574}],"ID":110286},{"Name":"Properties of Liquids","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Surface tension","Duration":"8m 5s","ID":24529},{"Watched":false,"Name":"Viscosity","Duration":"4m 53s","ID":24531},{"Watched":false,"Name":"Enthalpy of Vaporization","Duration":"5m 3s","ID":24641},{"Watched":false,"Name":"Vapor pressure","Duration":"5m 19s","ID":24530},{"Watched":false,"Name":"Clausius-Clapeyron equation","Duration":"8m 18s","ID":24527},{"Watched":false,"Name":"Boiling Point and Critical Point","Duration":"5m 8s","ID":24577}],"ID":110287},{"Name":"Properties of Solids","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Melting","Duration":"3m 44s","ID":24532},{"Watched":false,"Name":"Sublimation","Duration":"4m 45s","ID":24533}],"ID":110288},{"Name":"Phase Diagrams","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Phase diagram iodine","Duration":"4m 53s","ID":24534},{"Watched":false,"Name":"Phase diagram carbon dioxide","Duration":"3m 46s","ID":24536},{"Watched":false,"Name":"Supercritical fluids","Duration":"3m 31s","ID":24535},{"Watched":false,"Name":"Phase Diagram Water","Duration":"5m 30s","ID":24784}],"ID":110289},{"Name":"Bonding in Solids","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Network Covalent Solids","Duration":"5m 50s","ID":24785},{"Watched":false,"Name":"Allotropes of Carbon","Duration":"6m 4s","ID":24813},{"Watched":false,"Name":"Molecular and Metallic Solids","Duration":"4m 58s","ID":24811},{"Watched":false,"Name":"Ionic Crystals and Lattice Energies","Duration":"6m 59s","ID":24812}],"ID":112678},{"Name":"Crystal Structures","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Crystal Lattices and Unit Cells","Duration":"5m 4s","ID":24814},{"Watched":false,"Name":"Close-Packed Structures","Duration":"7m 54s","ID":24818},{"Watched":false,"Name":"Coordination Number and Atoms in Unit Cell","Duration":"7m 0s","ID":24819},{"Watched":false,"Name":"Volume Occupied in Close-Packed Structures","Duration":"5m 6s","ID":24816},{"Watched":false,"Name":"Relating Density of Metal to Atomic Radius","Duration":"4m 23s","ID":24815},{"Watched":false,"Name":"X-Ray Diffraction","Duration":"7m 36s","ID":24817}],"ID":112679},{"Name":"Ionic Crystals","TopicPlaylistFirstVideoID":0,"Videos":[{"Watched":false,"Name":"Ionic Crystals Radius Ratio Rules","Duration":"8m 0s","ID":24821},{"Watched":false,"Name":"Examples of Ionic Crystals","Duration":"8m 29s","ID":24820},{"Watched":false,"Name":"Lattice Energy Born-Fajer-Haber Cycle","Duration":"7m 32s","ID":24822}],"ID":113861}]

[{"ID":110286,"Videos":[24520,24573,24525,24523,24522,24574]},{"ID":110287,"Videos":[24529,24531,24641,24530,24527,24577]},{"ID":110288,"Videos":[24532,24533]},{"ID":110289,"Videos":[24534,24536,24535,24784]},{"ID":112678,"Videos":[24785,24813,24811,24812]},{"ID":112679,"Videos":[24814,24818,24819,24816,24815,24817]},{"ID":113861,"Videos":[24821,24820,24822]}];

[24814,24818,24819,24816,24815,24817];

1.1

5