A molecule is always polar if there is a positive are a and a negative area on the molecule. This occurs when there are. ?
on the central atom.

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

How are the terms group and period used on the periodic table

What is the name of the enzyme that forms at the start of transcription?