Write a balanced chemical equation for the oxidation of 2-propanol by KMnO4 under neutral conditions to produce acetone and MnO2; oxidation of ethanol by KMnO4 under acidic conditions to give MnO2 and acetic acid; and oxidation of methanol by KMnO4 under very acidic conditions to give Mn2 and formic acid (HCO2H). g

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils. the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?