What description below explains what happens to energy transfer in hot packs?​

What is avogadro’s number, and why is it useful

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

In one or two grammatically correct sentences, write a definition for the term molecule geometry