// copyright mike capstick - 31/07/13
// do not edit this file directly
// load arrays with a set of questions and answers
questions=new Array();
questions[1]='Water, H2O, is an example of a(n) ..............~chemical~solid~wave~electric charge~element~A~1~1~There is no hint for this question ~';
questions[2]='In this list, which substance can be classified as a chemical?~salt~sleep~cold~heat~temperature~A~1~1~There is no hint for this question ~';
questions[3]='One example of a chemical used in toothpaste is ..............~chlorine~sulfur~carbon dioxide~calcium carbonate~sugar~D~1~1~There is no hint for this question ~';
questions[4]='Which of the following is not a chemical?~salt~water~light~carbon dioxide~sugar~C~1~1~There is no hint for this question ~';
questions[5]='Sodium fluorophosphate is a chemical used in toothpaste to ..............~make the paste white~disinfect the toothbrush~keep the paste from spoiling~remove plaque~strengthen tooth enamel~E~1~1~There is no hint for this question ~';
questions[6]='Chlorofluorocarbons are broken down in the atmosphere by ..............~nitrogen dioxide~ozone~iron~AIDS~ultraviolet light~E~1~1~There is no hint for this question ~';
questions[7]='When a part of the body is injured, substances called ............. are released.~aspirins~pain relievers~nitrogen oxides~chlorofluorocarbons~prostaglandins~E~1~1~There is no hint for this question ~';
questions[8]='The production of smog from NO gas requires ..............~nitrogen~chlorine~water~oxygen~CFCs~D~1~1~There is no hint for this question ~';
questions[9]='Chlorofluorocarbons are destructive to the ..............~ozone produced at ground level in traffic~water in the upper atmosphere~nitrogen dioxide in smog~ozone layer in the upper atmosphere~copper in telephone wiring~D~1~1~There is no hint for this question ~';
questions[10]='Titanium dioxide is a chemical used in toothpaste to ..............~make the paste white~disinfect the toothbrush~keep the paste from spoiling~remove plaque~strengthen tooth enamel~A~1~1~There is no hint for this question ~';
questions[11]='One way to enhance your learning in chemistry is to ..............~study a little every day~form a study group~go to office hours~be an active learner~all the above~E~1~1~There is no hint for this question ~';
questions[12]='In order to enhance your learning in chemistry, you should not ..............~study a little every day~form a study group~go to office hours~be an active learner~wait until the night before the exam to study~E~1~1~There is no hint for this question ~';
questions[13]='Which of the following is a chemical?~sugar~heat~light~noise~a wave~A~1~1~There is no hint for this question ~';
questions[14]='5.21 cm is the same distance as~0.0521 m.~52.1 dm.~5.21 mm.~0.00521 km.~5210 m.~A~1~1~There is no hint for this question ~';
questions[15]='How many centimeters are there in 57.0 in.?~22 cm~0.0445 cm~145 cm~22.4 cm~140 cm~C~1~1~There is no hint for this question ~';
questions[16]='The amount of space occupied by a substance is its?~mass.~density.~weight.~length.~volume.~E~1~1~There is no hint for this question ~';
questions[17]='Which of the following is the basic unit of volume in the metric system?~liter~kilogram~meter~centimeter~gram~A~1~1~There is no hint for this question ~';
questions[18]='Which of the following is a measurement of mass in the metric system?~milliliter~centimeter~kilogram~Celsius~meter~C~1~1~There is no hint for this question ~';
questions[19]='A value of 25 °C is a measurement of~distance.~volume.~temperature.~mass.~density.~C~1~1~There is no hint for this question ~';
questions[20]='A value of 36 mL is a measure of~density~mass~temperature~volume~distance~D~1~1~There is no hint for this question ~';
questions[21]='A value of 345 mm is a measure of~density~mass~temperature~volume~distance~E~1~1~There is no hint for this question ~';
questions[22]='The measurement 0.000 004 3 m, expressed correctly using scientific notation, is~4.3 x 10-7 m.~4.3 x 10-6 m.~4.3 x 106 m.~0.43 x 10-5 m.~4.3 m.~B~1~1~There is no hint for this question ~';
questions[23]='Which of the following conversion factors is a measured number?~10 cm/dm~12 in/ft~16 oz/lb~25 miles/gallon~12 eggs/dozen~D~1~1~There is no hint for this question ~';
questions[24]='The measurement of the gravitational pull on an object is its~volume.~weight.~mass.~length.~size.~B~1~1~There is no hint for this question ~';
questions[25]='Which of the following measurements has three significant figures?~0.005 m~510 m~0.510 m~0.051 m~5100 m~C~1~1~There is no hint for this question ~';
questions[26]='1.00 pint of milk has a volume of how many milliliters? (2 pints = 1 quart)~472 mL~530. mL~1000 mL~1890 mL~106 mL~A~1~1~There is no hint for this question ~';
questions[27]='Which of the following numbers contains the designated correct number of significant figures?~0.04300 5 significant figures~0.00302 2 significant figures~156 000 3 significant figures~1.04 2 significant figures~3.0650 4 significant figures~C~1~1~There is no hint for this question ~';
questions[28]='The number of significant figures in the measurement of 45.030 mm is~none.~three.~four.~five.~six.~D~1~1~There is no hint for this question ~';
questions[29]='How many significant figures are in the number 0.00208?~six~two~three~four~five~C~1~1~There is no hint for this question ~';
questions[30]='Which of the following examples illustrates a number that is correctly rounded to three significant figures?~4.05438 grams to 4.054 grams~0.03954 grams to 0.040 grams~103.692 grams to 103.7 grams~109 526 grams to 109 500 grams~20.0332 grams to 20.0 grams~E~1~1~There is no hint for this question ~';
questions[31]='A calculator answer of 423.6059 must be rounded off to three significant figures. What answer is reported?~423~424~1.7420~423.6~423.7~B~1~1~There is no hint for this question ~';
questions[32]='What is the correct answer for the calculation of a volume (in mL) with measured numbers ?~0.22 mL~0.223 mL~57 mL~14 mL~14.3 mL~A~1~1~There is no hint for this question ~';
questions[33]='When 2610 + 11.7 + 0.22 are added, the answer to the correct number of decimal places is ..............~2621.92~2621.9~2621~2620~2600~D~1~1~There is no hint for this question ~';
questions[34]='What is the answer, with the correct number of decimal places, for this problem? 4.392 g + 102.40 g + 2.51 g =~109.302 g~109 g~109.3 g~109.30 g~110 g~D~1~1~There is no hint for this question ~';
questions[35]='The correct answer for the addition of 7.5 g + 2.26 g + 1.311 g + 2 g is~13.071 g.~13 g.~13.0 g.~10 g.~13.1 g.~B~1~1~There is no hint for this question ~';
questions[36]='Which of the following measurements are not equivalent?~25 mg = 0.025 g~183 L = 0.183 kL~150 ms = 0.150 s~84 cm = 8.4 mm~24 dL = 2.4 L~D~1~1~There is no hint for this question ~';
questions[37]='In which of the following is the metric unit paired with its correct abbreviation?~microgram / mg~milliliter / mL~centimeter / km~kilogram / cg~gram / gm~B~1~1~There is no hint for this question ~';
questions[38]='Which of the following is the largest unit?~millimeter~micrometer~meter~decimeter~kilometer~E~1~1~There is no hint for this question ~';
questions[39]='What is the metric relationship between grams and micrograms?~1 g = 100 µg~1 g = 1 000 000 µg~1 g = 0.000 001 µg~1 g = 1000 µg~1 g = 0.001 µg~B~1~1~There is no hint for this question ~';
questions[40]='What is the conversion factor for the relationship between millimeters and centimeters?~1 mm/1 cm~10 mm/1 cm~1 cm/1 mm~100 mm/1 cm~10 cm/1 mm~B~1~1~There is no hint for this question ~';
questions[41]='Which of the following is the smallest unit?~gram~milligram~kilogram~decigram~microgram~E~1~1~There is no hint for this question ~';
questions[42]='The cubic centimeter (cm3) or cc has the same volume as a~cubic inch.~cubic liter.~milliliter.~centimeter.~cubic decimeter.~C~1~1~There is no hint for this question ~';
questions[43]='9.31 g is the same mass as~931 µg.~931 kg.~93.1 cg.~9310 mg.~0.0931 dg.~D~1~1~There is no hint for this question ~';
questions[44]='According to the United States Food and Drug Administration, the recommended daily requirement of protein is 44 g. This is ............. of protein.~1248.5 oz~320 000 oz~1.6 oz~0.0605 oz~150 000 oz~C~1~1~There is no hint for this question ~';
questions[45]='A conversion factor set up correctly to convert 15 inches to centimeters is~100 cm/1 m.~1 inch/2.54 cm.~1 cm/10 mm.~2.54 cm/1 inch.~10 cm/1 inch.~D~1~1~There is no hint for this question ~';
questions[46]='How many pounds are in 3.5 kg?~7.7 lb~1.59 lb~0.629 lb~1.6 lb~7.70 lb~A~1~1~There is no hint for this question ~';
questions[47]='How many liters of soft drink are there in 5.25 qt?~4950 L~55.7 L~4.95 L~5.57 L~5.0 L~C~1~1~There is no hint for this question ~';
questions[48]='What is 6.5 m converted to inches?~1700 in~1651 in~39 in~260 in~255.9 in~D~1~1~There is no hint for this question ~';
questions[49]='How many kilograms are in 30.4 lb?~13.8 kg~14 kg~67 kg~66.88 kg~66.9 kg~A~1~1~There is no hint for this question ~';
questions[50]='A nugget of gold with a mass of 521 g is added to 50.0 mL of water. The water level rises to a volume of 77.0 mL. What is the density of the gold?~10.4 g/mL~6.77 g/mL~1.00 g/mL~0.0518 g/mL~19.3 g/mL~E~1~1~There is no hint for this question ~';
questions[51]='A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce the fever of an infant weighing 8.5 pounds. The number of milligrams of aspirin that should be administered is~19 mg.~53 mg.~1.6 mg.~5.0 mg.~0.59 mg.~A~1~1~There is no hint for this question ~';
questions[52]='A doctor\'s order is 0.125 g of ampicillin. The liquid suspension on hand contains 250 mg/5.0 mL. How many milliliters of the suspension are required?~0.0025 mL~3.0 mL~2.5 mL~6.3 mL~0.0063 mL~C~1~1~There is no hint for this question ~';
questions[53]='Which one of the following substances will float in gasoline, which has a density of 0.66 g/mL? The density of each substance is shown in parentheses.~table salt (D = 2.16 g/mL)~balsa wood (D = 0.16 g/mL)~sugar (D = 1.59 g/mL)~aluminum (D = 2.70 g/mL)~mercury (D = 13.6 g/mL)~B~1~1~There is no hint for this question ~';
questions[54]='What is the mass of 2.00 L of an intravenous glucose solution with a density of 1.15 g/mL?~0.0230 kg~2.30 kg~1.15 kg~0.0150 kg~0.575 kg~B~1~1~There is no hint for this question ~';
questions[55]='Mercury has a specific gravity of 13.6. How many milliliters of mercury have a mass of 0.35 kg?~0.0257 mL~0.026 mL~25.7 mL~26 mL~4760 mL~D~1~1~There is no hint for this question ~';
questions[56]='What is the density of a substance with a mass of 45.00 g and a volume of 26.4 mL?~1.70 g/mL~1.7 g/mL~0.59 g/mL~0.587 g/mL~45.0 g/mL~A~1~1~There is no hint for this question ~';
questions[57]='What is the mass of 53 mL of ethanol, which has a density of 0.79 g/mL?~67.1 g~41.9 g~42 g~67 g~53 g~C~1~1~There is no hint for this question ~';
questions[58]='A liquid has a volume of 34.6 mL and a mass of 46.0 g. What is the density of the liquid?~1.00 g/mL~1.33 g/mL~0.752 g/mL~1330 g/mL~0.663 g/mL~B~1~1~There is no hint for this question ~';
questions[59]='The density of a solution is 1.18 g/mL. Its specific gravity is~11.8.~0.118.~0.847.~1.18.~1.2.~D~1~1~There is no hint for this question ~';
questions[60]='Diamond has a density of 3.52 g/mL. What is the volume in cubic centimeters of a diamond with a mass of 15.1 g?~4.3 cm3~4.29 cm3~0.233 cm3~53 cm3~53.2 cm3~B~1~1~There is no hint for this question ~';
questions[61]='The ratio of the mass of a substance to its volume is its~specific gravity.~density.~buoyancy.~weight.~conversion factor.~B~1~1~There is no hint for this question ~';
questions[62]='The EPA limit for lead in the soil of play areas is 400 ppm. This is the same as~400 mg lead in each gram of soil.~400 g lead in each kilogram of soil.~400 mg lead in each kilogram of soil.~400 µg lead in each kilogram of soil.~400 µg lead in each milligram of soil.~C~1~1~There is no hint for this question ~';
questions[63]='A 50.0 mL urine sample has a mass of 50.7 g. The specific gravity of the urine is~1.014 g/mL.~0.986 g/L.~1.01.~0.986.~50.7.~C~1~1~There is no hint for this question ~';