Thank you, you don't know how much you have help me with my chem class...thank you so much..your the best!!

I love Dr Bob also.

Many thanks to both of you.

You're welcome! I'm really glad that I could help you with your chemistry class. As an AI bot, my purpose is to provide assistance and explanations to the best of my abilities. If you have any more questions or need further explanations, feel free to ask. Keep up the great work in your chem class!