General Organic

Chemistry

Quiz 1 :

Matter, Energy, and Measurement

Quiz 1 :

Matter, Energy, and Measurement

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In which temperature scale(s)does "zero" (0)mean that all molecular motion has stopped?
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A

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Convert 312 mg to kilograms.
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A

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Which of the following unit conversions are useful and correct for converting 312 mg to kilograms? 1 mg = 1,000 g 1,000 mg = 1 g 1 kg = 1,000 g 1,000 kg = 1 g I II III IV ​
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D

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The speed of molecules and atoms in this state of matter is the slowest.
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Which of the following is MOST likely to be 1.1 m tall?
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Which of the following equalities is NOT correct?
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Tetracycline is a short acting antibiotic.It discolors developing teeth and so is not normally prescribed for children under 8 or pregnant women.An 11-year-old, 84-lb child is prescribed 35 mg/kg tetracycline per day for 10 days.What is the daily dose of tetracycline that should be administered to the child?
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Which of the following equalities is correct?
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Which of the following statements about significant digits are TRUE? I.Significant digits are only the digits that are known exactly. II)Significant digits are all of the digits that are known exactly plus one uncertain digit. III)Significant digits are a way to communicate the precision of a measurement. IV)The degree of uncertainty of a measurement is expressed by significant digits.
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Below are five descriptions of the kinetic and potential energy of objects.Which is a description of potential energy? ​ I.Water moving a waterwheel II.A skateboarder at the top of a half-pipe III.The blades of a fan turning IV.Hot water molecules moving rapidly in a cup of tea V.A parachutist ready to jump out of a plane
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The illustration below shows two metal blocks, one hot and one cold, placed together so their sides are touching.How does atomic motion change as time passes? img
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Tylenol is ordered for a child weighing 42 pounds at a dosage of 15 mg per kilogram of body weight.You need to determine how many milligrams of Tylenol should be administered to this child in a single dose.In order to answer this question, a conversion is used that is written within the body of the question.Which factor is this?
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Tylenol is ordered for a child weighing 42 pounds at a dosage of 15 mg per kilogram of body weight.You need to determine how many milligrams of Tylenol should be administered to this child in a single dose.Which of the following units will be in the answer to this question (i.e., is asked for)?
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Below are five descriptions of the kinetic and potential energy of objects.Which is a description of kinetic energy? ​ I.Water moving a waterwheel II.A skateboarder at the top of a halfpipe III.The blades of a fan turning IV.Hot water molecules moving rapidly in a cup of tea V.A parachutist ready to jump out of a plane
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The final digit of a measurement is _____.
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How does the kinetic energy of the hot and cold bricks below change as time passes? img
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Which of the following biological molecules are the major nutrients that make up the food that we eat? I.Proteins II.Nucleic acids III.Steroids IV.Fats V.Carbohydrates
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Oil floats on water because oil is ______ than water.
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Atoms and molecules in this state of matter are the most highly ordered.
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A juice box is 10.0 cm × 5.5 cm × 4.0 cm.What is the maximum amount of juice that the box can contain?
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