Calculate the density of a solid cube that

measures 4.53 cm on each side and has a mass

of 519 g.

Answer in units of g/cm3

The size particles in a solution is about 1nm (1nm = 0.000000001 m). Write 0.000000001m in scientific notation.

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Two objects of masses 100g and 200g are moving along the same line and direction with velocities of 2 m/s and 1 m/s respectively. They collide and after the collision, the first object moves at a velocity of 0.5 m/s.

Water in the form of a gas is called water vapor and it is a result of the process of water evaporation?

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