If you were asked to convert 4.2 × 1022 atoms of aluminum to moles, which of the following should you use for the conversion?

Iwll give extra points to who gets this for ! what type of reaction is this? ?

Apush or pull that moves or changes and object when to objects touch

The diagin dilutepage 6 of 12a6a5(a)fluorine, chlorine, bromine and iodine are placed in the same group of theperiodic table.state the common name used to describe elements in this group.(i)state the group in which the elements are placed and explain whythey are placed in that group.(ii)which of the above named elements is a solid at roomtemperature and pressure?