How is a covalent bond formed [what do the electrons do]?

Nonmetal halogen family atmoic mass 35

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

Which of the following units is not an official si unit? mole liter kilogram ampere