In one scene in the movie The Godfather II, a solid gold phone is passed around a large table for everyone to see. Suppose the volume of gold in the phone were equal to the volume of a 10-centimeter cube of gold. The density of gold is 19,300 kg/m3.
Could such a phone be casually passed around a table from hand to hand? What is the weight of the phone? 1 kg of mass is about 2.2 lb.

1. Yes; it weighs about 9 lbs.
2. No; it weighs about 90 lbs.
3. No; it weighs about 45 lbs.
4. Yes; it weighs about 4.5 lbs.

Question

In one scene in the movie The Godfather II, a solid gold phone is passed around a large table for everyone to see. Suppose the volume of gold in the phone were equal to the volume of a 10-centimeter cube of gold. The density of gold is 19,300 kg/m3.
Could such a phone be casually passed around a table from hand to hand? What is the weight of the phone? 1 kg of mass is about 2.2 lb.

1. Yes; it weighs about 9 lbs. 
2. No; it weighs about 90 lbs. 
3. No; it weighs about 45 lbs. 
4. Yes; it weighs about 4.5 lbs.

anonymous · Answer

shoot - i just lost my work - it comes to 19.3 kgs
* 2.2 = about 45 lbs

no 3

anonymous · Answer

how could it be solid gold and still be usable as a phone? after all there are electronics and mechanical dialing and speakers ... Anyway you need to find volume then mass then convert to lbs