Balance this equation K+b2o3=k2o+b

Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?

The graph shows one consequence of urban sprawl. how did urban sprawl contribute to the change in biodiversity

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?