CHEM1305 Introductory Chemistry Chapter 4 Discussion Building Isotopes This discussion is more of an activity. Please click on the following link (Links to an external site.) to visit the Isotopes and Atomic Mass simulator.   Click on the simulator, and choose the ‘Isotopes’ option   Once there, choose one of the elements seen in the […]

CHEM1305 Introductory Chemistry Chapter 3 Discussion Classification of Matter Think of a substance that you may see everyday. State whether it is an element, a compound, a homogeneous mixture, or a heterogeneous mixture and use 1-2 sentences to describe why. I recommend a web search to help you (example search: “is salad dressing an element, […]

•  Question 1 The visceral pleura is found attached to the inner surface of the thoracic cavity. True   False   •  Question 2 Which of the following is a role of the nasal cavity?   1.            Concentrate the oxygen of incoming air   2.            […]

CHEM1305 Introductory Chemistry Chapter 2 Discussion Metric or English System? In this discussion, you will give your opinion about which system of measurements you prefer. In the United States, the English system is used (units of length are inches, feet, yards, miles; units of mass are ounces and pounds; units of volume are quarts, pints, […]

CHEM1305 Introductory Chemistry Chapter 1 Discussion Chemistry in Our Everyday Lives In this discussion, you will give an example of an item used in our everyday world that was made with chemistry (hint: everything man-made was made using chemistry!). List the item first and then give a brief description of the chemistry behind the item. […]

A nurse practitioner is educating a patient with a recent diagnosis of diabetes about the roles that glucose and insulin play in the disease pathology and the fact that glucose must enter the cell in order to provide energy for the patient. The nurse practitioner knows that which of the following processes allows glucose to […]

CHEM1305 Introductory Chemistry Chapter 5 Homework Assignment   Question 1Using the periodic table, classify each of the following elements as a metal or a nonmetal, and then further classify each as a representative element, transition metal, or inner transition metal:   a. Se      nonmetal                    [“”, […]

CHEM1305 Introductory Chemistry Chapter 4 Homework Assignment   Question 1Which of the following scientists proposed the first Atomic Theory?   J. J. Thomson     Ernest Rutherford     John Dalton     James Chadwick    Question 2Match the following information about the subatomic particles:   relative mass is 0.00055   electron   relative charge is […]

CHEM1305 Introductory Chemistry Chapter 3 Homework Assignment   Question 1Which of the following is NOT an example of matter?   a cup of water     a helium balloon     light     a pillow    Question 2How many carbon atoms are there in the chemical formula for iron(III) carbonate, Fe2(CO3)3?     1   […]

CHEM1305 Introductory Chemistry Chapter 2 Homework Assignment   Question 1Which of the following is a proper measurement?   12     yard stick     50 meters     dozen    Question 2Give the number of significant figures in each:   a) 6000 mL   1    b) 0.02508 cm   4    c) 94.2 g […]