What will be molecular formula in alkene if n=5 show the formula​

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Write the balanced equation for a reaction between aqueous nitric acid (hno3) and solid lithium metal (this is a single replacement reaction)

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.