Which of the following is a statement of the first law of thermodynamics?
A) Ek = (1/2) mv2
B) A negative ΔH corresponds to an exothermic process.
C) ΔE = Efinal - Einitial
D) Energy lost by the system must be gained by the surroundings.
E) 1 cal = 4.184 J (exactly)
Correct Answer:
Verified
Q2: When a system _, ΔE is always
Q8: Objects can possess energy as _. (a)endothermic
Q8: For a given process at constant pressure,
Q9: At what velocity (m/s)must a 20.0 g
Q10: Which one of the following is an
Q11: The value of ΔE for a system
Q13: ΔH for an endothermic process is _
Q14: Of the following,which one is a state
Q15: A _ ΔH corresponds to an _
Q17: A chemical reaction that absorbs heat from
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents