1.3 and 1.4 Quick Check Assessment
By Jill Mayorga
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Last updated over 2 years ago
8 Questions
A student mixed two chemicals (system) to allow them to react. The thermometer (surroundings) recorded the temperature before the reaction at 18°C and after the reaction at 25° C.
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1.
Which of the following is true?
Which of the following is true?
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2.
How did heat flow in this reaction?
How did heat flow in this reaction?
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3.
Is this an endothermic or exothermic reaction? Explain your reasoning in 1 sentence or less. Click on Show Work and type in response using the text box (T) button.
Is this an endothermic or exothermic reaction? Explain your reasoning in 1 sentence or less. Click on Show Work and type in response using the text box (T) button.
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4.
Explain why breaking bonds is considered an endothermic process?
Explain why breaking bonds is considered an endothermic process?
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5.
Which is true?
Which is true?
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6.
Which is true?
Which is true?
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7.
Ice melting is an exothermic process
Ice melting is an exothermic process
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8.
Explain how this graph shows that the two objects reached thermal equilibrium
Explain how this graph shows that the two objects reached thermal equilibrium