Multiple Choice
How does an increase in temperature affect the rate of diffusion?
1. Intro to General Chemistry
Temperature
Back1. Intro to General Chemistry
Temperature
- Multiple ChoiceHow does an increase in temperature affect the rate of diffusion?
- Multiple ChoiceWhat temperature range is referred to as the 'danger zone' for foodborne illnesses?
- Multiple ChoiceWhat is the melting/freezing point of water in Kelvin?
- Multiple ChoiceAt what temperature does agar solidify?
- Multiple Choice
Which of the following containers would have the greatest flow of thermal energy in the form of heat?
- Multiple Choice
At what temperature is the temperature in degrees Fahrenheit equal to the temperature in degrees Celsius?
- Multiple ChoiceWhich of the following represents the highest temperature?
- Open Question
Chlorine boils at 239 k. What is the boiling point of chlorine expressed in degrees celsius?
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<p>Temperature vs. Heat</p>
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<p>Temperature vs. Heat</p>
- Multiple ChoiceA 60 g piece of zinc is initially at 20°C. It is then dropped into 200 g of water, which is at 100°C. Assuming no heat loss to the surroundings, what is the final temperature of the system? (The specific heat capacity of zinc is 0.389 J/g°C and the specific heat capacity of water is 4.18 J/g°C.)
- Multiple ChoiceWhat is the equivalent temperature in Celsius when 89°F is converted?
- Multiple ChoiceDetermine the temperature change that occurs when 10.6 g of potassium perchlorate (KClO4) is dissolved in enough water to make 104.8 mL of solution, given that the enthalpy of dissolution is -55.5 kJ/mol.
- Multiple ChoiceHow many grams of ice at -6.3 °C can be completely converted to liquid at 9.9 °C if the available heat for this process is 5.20 x 10^3 kJ? For ice, use a specific heat of 2.01 J/(g·°C) and ΔHfus=6.01 kJ/mol. Express your answer to three significant figures.