1. Two spheres are cut from a certain uniform rock. One has radius 4.55 cm. The mass of the other is two times greater. Find its radius.
2.An auditorium measures 45.0 m multiplied by 25.0 m multiplied by 11.0 m. The density of air is 1.20 kg/m3.
(a) What is the volume of the room in cubic feet?
(b) What is the weight of air in the room in pounds?
if anybody could help i would appreciate it. thank you.
2.An auditorium measures 45.0 m multiplied by 25.0 m multiplied by 11.0 m. The density of air is 1.20 kg/m3.
(a) What is the volume of the room in cubic feet?
(b) What is the weight of air in the room in pounds?
if anybody could help i would appreciate it. thank you.