Help meh plz noww thx

Emergent properties of living systems are defined as properties that .

Vi. on another planet, a spring with constant 4.7 n/m is set up and allowed to expand verticaly freely. 8.4kg mass is placed on the spring and the spring extends 5.28m. calculate the exected extension on earth.

Asample of the mineral calcite has a volume of 15 cm³ and a mass of 40.5 g. what is the density of the calcite? a. 0.37 g/cm³ b. 2.7 g/cm³ c. 55.5 g/cm³ d. 607.5 g/cm³