A measuring cylinder containing water is placed on a top-pan balance. An object is placed into the measuring cylinder. The first diagram shows the balance reading 20 g and the water volume at 15 cm³. The second diagram shows the object placed in the water, the balance reading 54 g and the water level at 22 cm³. What is the mass and what is the volume of the object?

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✓ Correct answer
C: mass /g: 34, volume /cm³: 7
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