What other kinds of allotropes are there? what kinda of properties and atomic bonds do they have?

How air particles exert a pressure on the inside of the balloon

One or more substances changing into one or more substances is an example of a

Main expenses you plan on making payments on a new car too. you want to spend 15% of your monthly net pay on the car payment, insurance, registration, and taxes combined. what is your monthly car allowance? $149.46 $298.91 $448.37 $597.83