Show all calculations below: Post-Lab QuestionsExpress numerical
Show all calculations below: Post-Lab QuestionsExpress numerical answers to the correct number of significant figures.Show all work. 1.What is the volume of a block that has the dimensions: l= 8.2 cm, w= 3.25 cm, h=0.50 cm? 2.If the density of a substance is 0.735 g/cm3and the volume of a sample of this substance is 14.25 cm3, what is the mass of this sample? 3.A piece of paper is known to have an area of 31.2 cm2and a volume of 6.2 x 10-3cm3. What is the thickness of this paper? 4.Could this method be used to determine the thickness of an oil spill? What information would be needed? 5.A very thin layer of gold plating was placed on a metal tray that measured 23.22 cm by 12.22 cm. The gold plating increased the mass of the plateby 0.0512 g. Calculate the thickness of the plating. The density of gold is 19.32 g/cm3.
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