PHY PHY 102 Complete the following exercises chemistry.
Complete the following exercises.
1. Which of the following are physical properties? (Select all that
apply) A. Color
B. Hardness
C. Density
D. Flammability
E. Conductivity
F. Reactivity with other materials
2. Which of the following describe a physical change? (Select all that apply)
A. Photosynthesis
B. Evaporation of alcohol when a table is wiped with an alcohol swab
C. Burning of firewood
D. Rusting of iron
E. Breaking a glass
F. Melting ice
3. Which of the following are chemical properties? (Select all that apply)
A. Texture
B. Toxicity
C. Conductivity
D. Density
E. Flammability
F. Reactivity with other materials
4. Which of the following describe a chemical change? (Select all that apply)
A. Melting of ice
B. Evaporation of alcohol when a table is wiped with an alcohol swab
C. Burning of firewood
D. Rusting of iron
E. Breaking a glass
F. Cooking an egg
5. Match the following substances with the best classification:
1. Magnesium B.
2. Salt water C.
3. Blood E.
4. Carbon dioxide A.
5. Soil sample D.
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, PHY PHY 102 Complete the following exercises chemistry.
A. Compound
B. Element
C. Solution
D. Heterogeneous mixture
E. Suspension
6. Which of the following illustrations best illustrate an element, a compound, and a
mixture. Provide an explanation for your choices.
A. A will be a compound, because in compound at least two diverse sorts of particles
are fortified together.
B. B is a mixture, because in mixtures two of various sort of particles
are consolidated or isolated.
C. C is an element, because in elements same kind (just one) is available.
7. Describe a method to separate the substances in a solution.
Distillation is the procedure by which substances can be isolated from the arrangement.
In distillation process, the physical properties of mixes in the blend are used to isolate
them. For instance, in the event of salty water arrangement, which contains salt and the
water, if the salt is to be isolated, the distillation procedure can be utilized in which the
breaking point property of substances is utilized. Water has lower breaking point then
the salts, henceforth by arriving at 100 degree centigrade (breaking point of water) all
the water in the blend will vanish and salt will remain which can be removed as precious
stones by chilling off the remained blend.
8. Distinguish between a saturated and an unsaturated solution.
Saturated solutions are those solutions where solute can't be broken up furthermore into
dissolvable at ordinary conditions. For instance, discussing waters and sugar
arrangement, if no more sugar can break down into water it implies that now the
arrangement has arrived at its immersion and henceforth called saturated arrangement.
Then again, unsaturated solutions are those solutions, which have ability to break down
the solute more into dissolvable until it arrives at immersion.
9. Match the following:
1. Sodium chloride, NaCl D.
2. Oxygen, O2 C.
This study source was downloaded by 100000832558064 from CourseHero.com on 04-13-2022 12:24:22 GMT -05:00
https://www.coursehero.com/file/45201758/Complete-the-following-exercises-chemistrydocx/
Complete the following exercises.
1. Which of the following are physical properties? (Select all that
apply) A. Color
B. Hardness
C. Density
D. Flammability
E. Conductivity
F. Reactivity with other materials
2. Which of the following describe a physical change? (Select all that apply)
A. Photosynthesis
B. Evaporation of alcohol when a table is wiped with an alcohol swab
C. Burning of firewood
D. Rusting of iron
E. Breaking a glass
F. Melting ice
3. Which of the following are chemical properties? (Select all that apply)
A. Texture
B. Toxicity
C. Conductivity
D. Density
E. Flammability
F. Reactivity with other materials
4. Which of the following describe a chemical change? (Select all that apply)
A. Melting of ice
B. Evaporation of alcohol when a table is wiped with an alcohol swab
C. Burning of firewood
D. Rusting of iron
E. Breaking a glass
F. Cooking an egg
5. Match the following substances with the best classification:
1. Magnesium B.
2. Salt water C.
3. Blood E.
4. Carbon dioxide A.
5. Soil sample D.
This study source was downloaded by 100000832558064 from CourseHero.com on 04-13-2022 12:24:22 GMT -05:00
https://www.coursehero.com/file/45201758/Complete-the-following-exercises-chemistrydocx/
, PHY PHY 102 Complete the following exercises chemistry.
A. Compound
B. Element
C. Solution
D. Heterogeneous mixture
E. Suspension
6. Which of the following illustrations best illustrate an element, a compound, and a
mixture. Provide an explanation for your choices.
A. A will be a compound, because in compound at least two diverse sorts of particles
are fortified together.
B. B is a mixture, because in mixtures two of various sort of particles
are consolidated or isolated.
C. C is an element, because in elements same kind (just one) is available.
7. Describe a method to separate the substances in a solution.
Distillation is the procedure by which substances can be isolated from the arrangement.
In distillation process, the physical properties of mixes in the blend are used to isolate
them. For instance, in the event of salty water arrangement, which contains salt and the
water, if the salt is to be isolated, the distillation procedure can be utilized in which the
breaking point property of substances is utilized. Water has lower breaking point then
the salts, henceforth by arriving at 100 degree centigrade (breaking point of water) all
the water in the blend will vanish and salt will remain which can be removed as precious
stones by chilling off the remained blend.
8. Distinguish between a saturated and an unsaturated solution.
Saturated solutions are those solutions where solute can't be broken up furthermore into
dissolvable at ordinary conditions. For instance, discussing waters and sugar
arrangement, if no more sugar can break down into water it implies that now the
arrangement has arrived at its immersion and henceforth called saturated arrangement.
Then again, unsaturated solutions are those solutions, which have ability to break down
the solute more into dissolvable until it arrives at immersion.
9. Match the following:
1. Sodium chloride, NaCl D.
2. Oxygen, O2 C.
This study source was downloaded by 100000832558064 from CourseHero.com on 04-13-2022 12:24:22 GMT -05:00
https://www.coursehero.com/file/45201758/Complete-the-following-exercises-chemistrydocx/
