Chem 1311 exam 1 Study guides, Class notes & Summaries

CHEM 1311 Exam 1 Questions With Complete Solutions

Chem 1311 Exam 1 Questions With Complete Solutions

Chem 1311 exam 1 Questions And Answers

CHEM 1311 - Exam 1 Questions With Complete Solutions

Chem 1311 Exam 1 - Ch1, 2, 3 (In addition to memorizing polyatomic and monoatomic ions)

CHEM 1311 Exam 1 Questions with Correct Answers chemical property - Answer-the way substances may change/react to become another substance physical property - Answer-can be observed without any change to identification and/or composition matter - Answer-anything that has mass and occupies space reactivity, stability, flammability, toxicity, fermentation - Answer-examples of chemical properties malleability, ductility, conductivity, viscosity, boiling/melting point - Answer-examples...

Of the following only,_________ is an extensive property. -Temperature -Boiling point -Freezing point -Density -Volume correct answer: Volume In the following list, only __________ is not an example of a chemical reaction. -the production of hydrogen gas from water -chopping a log into sawdust -the tarnishing of a copper penny -burning a plastic water bottle -charging a cellular phone correct answer: chopping a log into sawdust In which of the following numbers ar...

1. Which of the following is an example of a quantitative observation? A) The piece of metal is longer than the piece of wood. B) Solution 1 is much darker than solution 2. C) The liquid in beaker A is blue. D) The temperature of the liquid is 60°C. E) At least two of the above (A-D) are quantitative observations. ____ 2. Which element does not exist naturally on earth? A) Bismuth B) Uranium C) Lanthanum D) Technium E) Protacinium ____ 3. 8.1 milligram(s) contains this many grams. ...

The Greeks correct answer: tried to explain chemical changes, proposed four fundamental substances (earth, fire, water, air), first proposed atoms as fundamental particles The Alchemists correct answer: "pseudoscience"/tried to change a base metal of lead into gold Robert Boyle correct answer: First "chemist"/quantitative measurements on gases/proposed the concept of elements Joseph Priestly correct answer: discovered oxygen/carefully studied chemical reactions Law of Mass Co...