Chapter 14: 14.Q. 1 (page 383)
What is the volume in mL of 55 g of a liquid with density 1100 kg/m3?
Volume = 50 ml
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The container shown in FIGURE EX14.12 is filled with oil. It is open to the atmosphere on
the left.
a. What is the pressure at point A?
b. What is the pressure difference between points A and B? Between points A and C?
The two --diameter cylinders in FIGURE , closed at one end, open at the other, are joined to form a single cylinder, then the air inside is removed.
A. How much force does the atmosphere exert on the flat end of each cylinder?
B. Suppose one cylinder is bolted to a sturdy ceiling. How many football players would need to hang from the lower cylinder to pull the two cylinders apart?
a. 50 g of gasoline are mixed with 50 g of water. What is the average density of the mixture?
b. 50 cm3 of gasoline are mixed with 50 cm3 of water. What is the average density of the mixture?
a. 50 g of gasoline are mixed with 50 g of water. What is the average density of the mixture?
b. 50 cm3 of gasoline are mixed with 50 cm3 of water. What is the average density of the mixture?
Gas flows through the pipe of FIGURE Q14.10. You can’t see into the pipe to know how the inner diameter changes. Rank in order, from largest to smallest, the gas speeds va , vb , and vc at points a, b, and c. Explain.
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