7. what are the three challenges of life for a cell? *
(2 points)
o
obtain energy, reproduce, and maintain structure
o
reproduce, don't maintain structure, and obtain energy
o
don't reproduce, don't maintain structure, and obtain energy
o
obtain energy, reproduce, and don't maintain structure

What shape would a molecule with two bound groups and two lone pairs have?

Aman applies a force of 500n to push a truck 100m down the street how much does he do?

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?