jazzy76783
14.01.2021 •
Chemistry
A graduated cylinder contains 17.5 mL of water. A metal cube is placed in the cylinder and the water level rose to 20.3 mL. The metal cube has a mass of 30 g. What is the density of the metal cube
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Ответ:
10.71 g/mL
Explanation:
Initial Volume = 17.5 mL
Final Volume = 20.3 mL
Volume of cube = Final Volume - Initial Volume = 20.3 mL - 17.5 mL = 2.8mL
Mass of cube = 30g
Density = Mass / Volume
Density = 30 / 2.8 = 10.71 g/mL
Ответ:
1 the physical properties is correct 2.the pH of the solution
Explanation: