What is the number of electrons shared in the multiple carbon-carbon bond in one molecule of 1-pentyne?
(1) 6
(2) 2
(3) 3
(4) 8

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

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