During the hot summer days, there is a lot more water in the air. this is due to which change of state?

Different isotopes indicate that an element will have different numbers of

What is an example of a physical property?

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