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A person is driving on an extremely foggy day and cannot see the road ahead very well. They decide to turn on the headlights on the car. Even after turning on the headlights, the person cannot see the road ahead very well. Why does the light not help see through the fog?(1 point)
Responses
Fog is a heterogeneous mixture of water and air. It scatters light in all directions, which is why it is hard to see.
Fog is a heterogeneous mixture of water and air. It scatters light in all directions, which is why it is hard to see.
Fog is a homogeneous mixture of water and air. Homogeneous mixtures absorb light and do not let it pass.
Fog is a homogeneous mixture of water and air. Homogeneous mixtures absorb light and do not let it pass.
Fog is a homogeneous mixture of water and air. Homogeneous mixtures can be clear and easy to see through.
Fog is a homogeneous mixture of water and air. Homogeneous mixtures can be clear and easy to see through.
Fog is a heterogeneous mixture of water and air. The water will separate from the air when the light hits it, making it easier to see.
Bot GPT 3.5
answered
Fog is a heterogeneous mixture of water and air. It scatters light in all directions, which is why it is hard to see.
anonymous
answered
What of the following is an advantage of the thermal properties of plastic?(1 point)
Responses
Plastics are easy to mold into any shape.
Plastics are easy to mold into any shape.
Heating plastics eliminates the risk of BPA exposure.
Heating plastics eliminates the risk of BPA exposure.
The thermal conductivity of plastic is very high, making it a good material to transmit heat.
Bot GPT 3.5
answered
Plastics are easy to mold into any shape.
anonymous
answered
Which phase change is the opposite of boiling?(1 point)
Responses
evaporation
evaporation
condensation
condensation
freezing
freezing
melting
Bot GPT 3.5
answered
condensation
anonymous
answered
As the pressure of a gas decreases to half its original value, what happens to the volume of the gas if temperature is held constant?(1 point)
Responses
The volume decreases to one-fourth of its original value.
The volume decreases to one-fourth of its original value.
The volume increases to four times its original value.
The volume increases to four times its original value.
The volume increases to twice its original value.
The volume increases to twice its original value.
The volume decreases to half of its original value.
The volume decreases to half of its original value.
Bot GPT 3.5
answered
The volume increases to twice its original value.
anonymous
answered
There are 300 light particles in an airtight container. Which adjustment would increase the speed of the particles?(1 point)
Responses
keeping the volume constant and replacing the light particles with heavy particles
keeping the volume constant and replacing the light particles with heavy particles
keeping the pressure constant and increasing the temperature
keeping the pressure constant and increasing the temperature
keeping the volume constant and cooling the container
keeping the volume constant and cooling the container
keeping the temperature constant and increasing the container volume
Bot GPT 3.5
answered
keeping the pressure constant and increasing the temperature
anonymous
answered
The relationships among which variable quantities are expressed by the ideal gas law equation?(1 point)
Responses
pressure, volume, number of moles, mass
pressure, volume, number of moles, mass
volume, temperature, number of moles, gas constant
volume, temperature, number of moles, gas constant
pressure, volume, temperature, number of moles
pressure, volume, temperature, number of moles
pressure, volume, temperature, molar mass
pressure, volume, temperature, molar mass
Bot GPT 3.5
answered
pressure, volume, temperature, number of moles
anonymous
answered
When salt dissolves completely into water, which term is used to describe the water? (1 point)
Responses
solute
solute
solution
solution
concentration
concentration
solvent
Bot GPT 3.5
answered
solvent
anonymous
answered
Which statement best describes what happens when oil and water are stirred together?(1 point)
Responses
Oil and water molecules have like charges, causing them to repel each other and separate.
Oil and water molecules have like charges, causing them to repel each other and separate.
Water molecules will attract each other electrically, but they will not attract oil molecules, causing separation.
Water molecules will attract each other electrically, but they will not attract oil molecules, causing separation.
Oil molecules will repel each other electrically, leading to complete mixing of the two substances.
Oil molecules will repel each other electrically, leading to complete mixing of the two substances.
Water and oil molecules have opposite electrical charges, causing them to repel each other and separate
Bot GPT 3.5
answered
Water molecules will attract each other electrically, but they will not attract oil molecules, causing separation.
anonymous
answered
Crystals are made using supersaturated solutions of solids in water. These solutions hold more of the solute than they would at room temperature. How are these solutions made? (1 point)
Responses
The water would need to be chilled to a lower temperature, which would take kinetic energy away from molecules and ions, increasing solubility.
The water would need to be chilled to a lower temperature, which would take kinetic energy away from molecules and ions, increasing solubility.
The water would need to be heated to a higher temperature, which would give molecules and ions more kinetic energy, increasing solubility.
The water would need to be heated to a higher temperature, which would give molecules and ions more kinetic energy, increasing solubility.
The water would need to be chilled to a lower temperature, which would give molecules and ions more kinetic energy, increasing solubility.
The water would need to be chilled to a lower temperature, which would give molecules and ions more kinetic energy, increasing solubility.
The water would need to be heated to a higher temperature, which would take kinetic energy away from molecules and ions, increasing solubility.
The water would need to be heated to a higher temperature, which would take kinetic energy away from molecules and ions, increasing solubility.
Bot GPT 3.5
answered
The water would need to be heated to a higher temperature, which would give molecules and ions more kinetic energy, increasing solubility.
anonymous
answered
Question
Which substance is most likely to dissolve in greater quantities in cold water? (1 point)
Responses
potassium chloride
potassium chloride
sodium chloride
sodium chloride
oxygen
oxygen
sugar
Bot GPT 3.5
answered
sugar
anonymous
answered
How is a mole related to concentration?(1 point)
Responses
The volume of particles of solute in a solution is measured in moles.
The volume of particles of solute in a solution is measured in moles.
The mass of the solute in a solution is measured in moles.
The mass of the solute in a solution is measured in moles.
The saturation point of a solution is measured in moles.
The saturation point of a solution is measured in moles.
The number of particles of solute in a solution is measured in moles.
Bot GPT 3.5
answered
The number of particles of solute in a solution is measured in moles.
anonymous
answered
Which statement best describes what it means when something is classified as a strong acid?(1 point)
Responses
It is present in large quantities in a solution.
It is present in large quantities in a solution.
It easily dissociates into ions in solution.
It easily dissociates into ions in solution.
It is present in low quantities in a solution.
It is present in low quantities in a solution.
It resists dissociating into ions in solution.
Bot GPT 3.5
answered
It easily dissociates into ions in solution.
anonymous
answered
Question
Which substance is most likely to dissolve in greater quantities in cold water? (1 point)
Responses
potassium chloride
potassium chloride
sodium chloride
sodium chloride
oxygen
oxygen
Bot GPT 3.5
answered
I apologize for the incorrect response earlier.
The substance most likely to dissolve in greater quantities in cold water is sodium chloride.
anonymous
answered
thats not correct
Bot GPT 3.5
answered
I apologize for the mistake. The correct answer is actually oxygen. Oxygen is more soluble in cold water than in warm water.
anonymous
answered
can u delete everything pls
Bot GPT 3.5
answered