Answer: Volume: 6mL and Density: 0.833 g/mL
Step-by-step explanation:
water 0 = 6ml
water f = 12ml
volume of rock = water f - water 0
volume of rock = 12 ml - 6ml = 6ml
formula: density = mass / volume
mass = 5 gram
volume = 6 ml
density = 5 gram / 6ml
density ≈ 0.833 g/ml