Densiry table salt is 2.16 g/cm3. Conversion into units of pounds per liter  and density in lb/L

A lap in most tracks in the United States is 0.25 mi (English lap). In most countries that use the metric system, a metric lap is 0.40 km. A champion marathon runner covers a mile in about 5.0 min. How many minutes will the runner take to run an English lap? A metric lap?

Make the following conversions. 1 .25 in. to feet and to centimeters 2.12 qt to gallons and to liters 2640 ft to miles and to kilometers 1.254 kg lead to its volume in cubic centimeters 250. mL ethanol to its mass in grams 3.5 in.3 of mercury to its volume in milliliters and its mass in kilograms

Apothecaries (druggists) use the following set of measures in the English system: 20 grains ap = 1 scruple (exact) 3 scruples = 1 dram ap (exact) 8 dram ap = 1 oz ap (exact) 1 dram ap = 3.888 g a. Is an apothecary grain the same as a troy grain? (See Exercise 49.) b. 1 oz ap = ____________ oz troy. c. An aspirin tablet contains 5.00 102 mg of active ingredient. What mass in grains ap of active ingredient does it contain? What mass in scruples? d. What is the mass of 1 scruple in grams?

1.53 Carry out the following unit conversions. (a) 3.47106g to g , (b) 2.73104L to mL, (c) 725 ns to s, (d) 1.3 m to km.

0.0715 gal = _____ c m 3 2.27 x 10 4 mL = _____ g a l

A gasoline station in Manila, Philippines, charges 38.46 pesos per liter of unleaded gasoline at a time when one US. dollar (USD) buys 47.15 pesos (PHP). The car you are driving has a gas tank with a capacity of 14 U.S. gallons and gets 24 miles per gallon. (a) What is the cost of unleaded gasoline in Manila in USD per gallon? (b) How much would a tankful of unleaded gasoline for your car cost in USD? (c) Suppose that you have only PHP 1255 (a day's wage for an elementary school teacher) and the car's tank is almost empty. How many miles can you expect to drive if you spend all your money on gasoline?

The density of a solution of sulfuric acid is 1.285 g/cm3, and it is 38.08% acid by mass. Calculate the volume of the acid solution (in mL) you need to supply 125 g of sulfuric acid.

The estimated amount of recoverable oil from the field at Prudhoc Bay in Alaska is 1.3 1010 barrels. What is this amount of oil in cubic meters? One barrel = 42 gal (exact), 1 gal = 4 qt (exact), and 1 qt = 9.46 104 m3.

1. The density of silver is 10.5 g/mL and that of gold is 19.3 g/ml. What volume of gold (in mL) has the same mass as 25.0 mL of silver? 2. An automobile uses gasoline at a rate of 35 miles/gallon.  Express these units in meters/milliliter.  (Note: 1 km = 0.6214 miles; 1 gallon = 3.78 L) 3. Which of the following is the LOWEST possible temperature? (HINT: Convert to the SAME units to compare) 37 oC 54 oF 313 K 395 K All of these temperatures are equal.