50 points what kind of bond will form between the atoms? (options: ionic, polar covalent, nonpolar covalent or metallic) phosphorus and chlorine potassium and oxygen fluorine and fluorine copper and aluminum carbon and fluorine carbon and hydrogen aluminum and oxygen silver and copper i'm kind of a noob when it comes to chemistry so a brief explanation would also be very !: )

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices

Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6