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(4)  MULTIPLE CHOICE:  Chapter 1–Part 2:  Measurement (27 p…

(4)  MULTIPLE CHOICE:  Chapter 1–Part 2:  Measurement (27 points) 7 PROBLEMS:  The following questions require to perform a Density or Dimensional Analysis calculation to solve the problem. Although the problems are in a Multiple Choice format, you still must solve the problem and report answer to proper number of significant figures. Please make sure you select the answer option with the correct number of significant figures based on the measurement and conversion factors provided. Partial credit will be given, if you select the answer option that is correct but is not the correct number of significant figures.

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Two samples of matter have been collected and the elemental…

Two samples of matter have been collected and the elemental composition was determined. Both samples were determined to contain carbon and oxygen. Evaluate the data collected for the two samples of matter shown below: Sample A                           Sample B 24.0 g C: 32.0 g O                             3.0 g C: 4.0 g O   Are these two samples the same compound or are they different compounds? Explain your answer and support your answer with Data and a Law.  Write in complete sentences for full credit. 

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(2)  FREE RESPONSE:  Chapter 1–Part 1:  Matter  (13 points)…

(2)  FREE RESPONSE:  Chapter 1–Part 1:  Matter  (13 points) The following questions require that you write out your answers.  

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A patient is prescribed a dosage of 1.25 g of amoxicillin. …

A patient is prescribed a dosage of 1.25 g of amoxicillin.  If a tablet contains 250 milligrams (mg) of amoxicillin, how many tablets are required to provide the prescribed medication?

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In the FOCUS ON HEALTH & MEDICINE:  Problem Solving Using Cl…

In the FOCUS ON HEALTH & MEDICINE:  Problem Solving Using Clinical Conversion Factors: A dose of 240 mg of acetaminophen is prescribed for a 20-kg child.  How many milliliters 9mL) of Children’s Tylenol (80. mg of acetaminophen per 2.5 mL) are needed? In order to earn the full 5 points, you must CLEARLY show how you solved the problem using Dimensional Analysis and report answer to correct number of significant figures. Utilizing a table is an easy way to set up Dimensional Analysis.  

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Based on the molecular diagram below, classify the type of c…

Based on the molecular diagram below, classify the type of change that is occurring.  

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Identify the following as an element, compound, homogeneous…

Identify the following as an element, compound, homogeneous mixture, or heterogeneous mixture: bromine ( Br2 )

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Evaluate the following chemical formula, Fe2(CO3) 3. How man…

Evaluate the following chemical formula, Fe2(CO3) 3. How many total atoms are found in this compound?

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EXTRA CREDIT: The following questions are Extra Credit Quest…

EXTRA CREDIT: The following questions are Extra Credit Questions.  These questions come from the Smith Textbook Focus on Health & Medicine Topics and other opportunities provided. You can earn up to 5 points of extra credit by answering these questions.  I suggest you give them a try because you may know the answers even if you have not reviewed the textbook or watched the video. The questions are graded holistically.

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Describe at least three differences between a sealed bottle…

Describe at least three differences between a sealed bottle of water (H2O) and another sealed bottle containing hydrogen and oxygen (H2 and O2). Both bottles are at room temperature. (HINT: Think through your classification of matter chart and your states of matter chart).  Format your answer by creating a chart similar to the one below.   You do not need to write in complete sentences. Difference Bottle of Water           (H2O)                   Bottle of Hydrogen & Oxygen             (H2 and O2)                    (1) (1) (2) (2) (3) (3)

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