Ivy Tech- CHEM 101 Test 1- Chapters 1, 2 & 3 questions with answers

Ivy Tech- CHEM 101 Test 1- Chapters 1, 2
|\ |\ |\ |\ |\ |\ |\ |\ |\




& 3 questions with answers
|\ |\ |\ |\




A chemical change:
|\ |\




A) Occurs when methane gas is burned.
|\ |\ |\ |\ |\ |\




B) Occurs when paper is shredded.
|\ |\ |\ |\ |\




C) Occurs when water is vaporized.
|\ |\ |\ |\ |\




D) Occurs when slat is dissolved in water.
|\ |\ |\ |\ |\ |\ |\




E) Occurs when propane is burned for heat. - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\



ANSWERS ✔✔A) Occurs when methane gas is burned.
|\ |\ |\ |\ |\ |\ |\




A physical change:
|\ |\




A) Occurs when iron rusts.
|\ |\ |\ |\




B) Occurs when sugar is heated into caramel.
|\ |\ |\ |\ |\ |\ |\




C) Occurs when glucose is converted into energy within
|\ |\ |\ |\ |\ |\ |\ |\ |\



your cells. |\




D) Occurs when water is evaporated.
|\ |\ |\ |\ |\




E) Occurs when propane is burned for heat. - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\



ANSWERS ✔✔D) Occurs when water is evaporated.
|\ |\ |\ |\ |\ |\

, Which of the following is an example of a chemical
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\



change?


A) Coffee brewing
|\ |\




B) Water boiling
|\ |\




C) Leaves turning color in the fall
|\ |\ |\ |\ |\ |\




D) Salt dissolves in water
|\ |\ |\ |\




E) None of the above are chemical changes - CORRECT
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\



ANSWERS ✔✔C) Leaves turning color in the fall|\ |\ |\ |\ |\ |\ |\




Choose the homogeneous mixture from the list below.
|\ |\ |\ |\ |\ |\ |\




A) Cola
|\




B) Mud
|\




C) Ice water
|\ |\




D) Salad Dressing
|\ |\




E) Salsa - CORRECT ANSWERS ✔✔A) Cola
|\ |\ |\ |\ |\ |\




Choose the heterogeneous mixture from the list below.
|\ |\ |\ |\ |\ |\ |\




A) Sports drink
|\ |\




B) Chlorine gas
|\ |\




C) Black coffee
|\ |\