The standard molar entropy of lead(II) bromide (PbBr2) is 161 J/mol K. What is the entropy of 2.45 g of PbBr2? a. +1.07 J/K d. 161 J/K b. 1.07 J/K e. 0 J/K c. +161 J/K
The entropy of a NaCl crystal is __________ a. an intensive property and a state function. b. an intensive property and a path function. c. an extensive property and a state function. d. an extensive property and a path function. e. not appropriately described in terms of an i...
During a spontaneous chemical reaction, it is found that äSsys < 0. This means __________ a. äSsurr < 0 and its magnitude is < äSsys. b. äSsurr < 0 and its magnitude is > äSsys. c. äSsurr > 0 and its magnitude is < äSsys....
If 1 mol of ice melts at its melting point of 273 K, the entropy change for the ice is 22.0 J/K. If the ice melts in someones hand at 34°C, what is the change in the entropy of the universe? Assume a final temperature for the water of 0°C. The enthalpy of fusion ...
What is the entropy change to the surroundings when 1 mol of ice melts in someones hand if the hand temperature is 32°C? Assume a final temperature for the water of 0°C. The heat of fusion of ice is 6.01 kJ/mol. a. 188 J/K d. +19.7 J/K b. 22.0 J/K e. ...
For a tall kitchen bag the volume is set to be 240 in3. a. Write the polynomial K(x) = V(x) 240 = _______________?
n=18,x=14,p=0.75 using binomial probablility
two balls of different masses are thrown vertically upward with same initial velocity .calculate the ratio of ratio of maximum height attained by them
Yes, those are the correct answers.
In what ways does Peter Pan (the play) explore notions of masculinity and femininity for its time period? Based on examples from the text, what is expected of boys/men and girls/women?