14. Which of the following statements use only exact numbers? (a) The temperature in our dorm room is kept at 72°F. (b) I bought 6 eggs, 2 cookies, and 5 tomatoes at the farmers' market. (c) There are 1 =10° nanometers in 1 meter.

Q: Lignum vitae is a hard, durable, and extremely dense wood used to make ship bearings. A sphere of…

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Q: Which of the following include exact numbers? (a) The speed of light in a vacuum is a physical…

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Q: 2.49×106 kJ to kcal Express the value in kilocalories to three significant figures.

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Q: (a) To three decimal places, what is the volume of a cube (cm3) with an edge length of 0.843 cm?(b)…

A: Volume of a cube is given by Volume=Edge length3 Density can be calculated by using the following…

Q: Express the following numbers as decimals:(a) 1.52 × 10−2 , (b) 7.78 × 10−8 , (c) 1 × 10−6, (d)…

A: Given numbers   Numbers Part(a) 1.52×10-2 Part(b) 7.78×10-8 Part(c) 1×10-6 Part(d)…

Q: An empty Erlenmeyer flask weighs 241.3 g. When filled withwater (d=1.00 g/cm³), the flask and its…

A: Given data:   Mass of Erlenmeyer flask = 241.3 g                  Density of water = 1 g/cm3 Mass of…

Q: Jupiter’s mass is estimated to be 1.90 x 1027 kg, and it has a diameter of 142,984 km. Assuming that…

A: Mass of Jupiter Radius of Jupiter =                           Volume of Jupiter considering it a…

Q: It has been estimated that there is 4.00 × 10-4 mg of gold per liter of seawater. At price of…

A: The concentration of a substance is defined as the ratio of the mass of the substance dissolved in 1…

Q: You are making sandwiches again. This time, one triple-decker sandwich consists of 4 slices of…

A: A mass relation defines  to the ratio  mass of reactants to mass of products