The volume occupied by one molecule of water (density $=1$ g/cc) is :

Q. A piece ofcopper having an internal cavity weights264 g in air and 221 g in water. Find volume ofcavity. Density of Cu 8.8 g/cc-(1) 30 cc (2) 20 cc (3) 43 cc (4) 13 cc

Q. The density of a substance at $0^{o}C$ is 10 g/cc and at ${100}^{o}C$, its density is 9.7 g/cc. The coefficient of volume expansion of the substance is

Q. When fluids of density $2.2\text{g/cc}\&4.8\text{g/cc}$ are mixed together in equal volumes, then the density of the resulting mixture will be

Q. If a given mass of gas occupies a volume of $10\text{cc}$ at $1\text{atm}$ pressure and temperature ${100}^{\circ }\text{C}$. What will be its volume at $4\text{atm}$, the temperature being the same?

Q.
Q. A U-tube having horizontal arm of length 20 cm, has uniform cross-sectional area = 1 sq. cm. It is filled with water of volume 60 cc. What volume of a liquid of density 4 g/cc should be poured from one side into the U-tube so that no water is left in the horizontal arm of the tube?
A. 60 cc
B. 45 cc
C. 50 cc
D. 35 cc