Kerosene has a density of 0.80g cm−3. The densities of four solids are as follows:
P: 0.65g cm−3
Q: 0.95g cm−3
R: 1.03g cm−3
S: 0.80g cm−3
Identify which solid(s) will (i) float completely, (ii) remain suspended without rising or sinking, and (iii) sink when placed in kerosene.