WAEC - Physics (2004 - No. 4)
Calculate the change in volume when 90g of ice is completely melted. [density of water = 1g cm-3, density of ice = 0.9cm-3]
0.00cm3
9.00cm3
10.00cm3
90.00cm3
解释
\(\Delta\)y = Vice - Vwater
= \(\frac{90}{0.9} - \frac{90}{1} = 10cm^3\)
= \(\frac{90}{0.9} - \frac{90}{1} = 10cm^3\)