Chemistry Final Exam Review UPDATED Actual Exam Questions and CORRECT Answers
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Course
Chemistry
Institution
Chemistry
Chemistry Final Exam Review UPDATED
Actual Exam Questions and CORRECT
Answers
Page 64 #83
Indicate if each of the following is an exact number or a measured number:
A. Number of legs
B. Height of table
C. Number of chairs
D. Area of tabletop - CORRECT ANSWER- A. Exact
B. Measured
C. Exa...
Chemistry Final Exam Review UPDATED
Actual Exam Questions and CORRECT
Answers
Page 64 #83
Indicate if each of the following is an exact number or a measured number:
A. Number of legs
B. Height of table
C. Number of chairs
D. Area of tabletop - CORRECT ANSWER✔✔- A. Exact
B. Measured
C. Exact
D. Measured
#87 page 64 - CORRECT ANSWER✔✔- Density = mass of sub/volume of sub
#89 page 64 - CORRECT ANSWER✔✔- A. Vegetable oil
B. Water
C. Mercury
#91 page 64
Round off or add zeros to the following calculated answers to give a final answer with three
significant figures:
A. 0.00001258 L
B. 125111 m^3
C. 3.528 x 10^2 kg
,D. 58.703 m - CORRECT ANSWER✔✔- A. 1.26 x 10 ^-5 L
B. 3.53 x 10^2 Kg
C. 1.25 x 10^5 m^3
D. 58.7m
page 99 #51 - CORRECT ANSWER✔✔- A. Compound
B. Mixture
C. Element
Page 99 #54
Classify each of the following as a homogeneous mixture or heterogeneous mixture:
A. Ketchup
B. Tortilla soup
C. Hard-boiled egg - CORRECT ANSWER✔✔- A. Homogeneous
B. Heterogeneous
C. Heterogeneous
Page 99 #61
Classify each of the following as an element, a compound, or a mixture:
A. Carbon in pencils
B. Carbon dioxide (C0^2) we exhale
C. Orange juice - CORRECT ANSWER✔✔- A. Element
B. Compound
C. Mixture
Page 99 #63
Classify each of the following mixtures as homogeneous or heterogeneous:
A. Hot fudge sundae
B. Herbal tea
C. Vegetable oil - CORRECT ANSWER✔✔- A. Heterogeneous
, B. Homogeneous
C. Homogeneous
Page 99 #65
Identify each of the following as solid, liquid, or gas:
A. Vitamin tablets in a bottle
B. Helium in a balloon
C. Milk in a bottle
D. The air you breathe
E. Charcoal briquettes on a barbecue - CORRECT ANSWER✔✔- A. Solid
B. Gas
C. Liquid
D. Gas
E. Solid
Page 99 #67
Identify each of the following as a physical or chemical property:
A. Gold is shiny
B. Gold melts at 1064•C
C. Gold is a good conductor of electricity
D. When gold reacts with yellow sulfur, a black sulfide compound forms - CORRECT
ANSWER✔✔- A. Physical
B. Physical
C. Physical
D. Chemical
Page 99 #69
Identify each of the following as a physical or chemical change:
A. A plant grows a new leaf
B. Chocolate is melted for a dessert
C. Wood is chopped for the fireplace
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