(a)[2]
The measurement for the mass of liquid P has been lost. Calculate the mass of liquid P used in the experiment. Give your answer correct to 2 significant figures.
(b(i))[1]
State the name of the instrument that should be used to measure the volume of water accurately.
(b(ii))[2]
State and explain which liquid among P, Q or R is the unknown liquid.
(b(iii))[1]
State and explain which beaker and contents have the greater mass.
(c)[1]
State what the position of the block of wood shows about the density of the wood.