ap chemistry help!!!!

posted by .

Ive been absent from class because of the flu so i don't have a clue how to figure these out! Help! due tomorrow at 12!

1).Suppose that 135 g of ethanol at 23◦C is mixed with 255 g of ethanol at 75◦C at constant atmospheric pressure in a thermally insulated vessel. What is the ∆Ssys for the process? The specific heat capacity for ethanol is 2.42 J/g K.
Answer in units of J/K

  • ap chemistry help!!!! -

    Suck my ass!

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    My teacher gave me a box and told me to see how many I could fit in the class room without taking out the heater or the desk. Ive tried many different things but I just cant figure it out. I don't know the measurments or anything. …
  2. physics

    At what projection angle will the range of a projectile equal to 6 times its maximum height?
  3. history

    please could someone help i have got a crossword about the Treaty of Versailles 1919 and im stuck on this clue ive been trying to find the answer its driving me mad! ive looked on different sites but can`t find the answer its probably …
  4. math

    I am so bad at word problems! Help me find out how to figure this one out. 1/5 of the boys are absent and 2/5 of the girls are absent in Drew’s class. Bert thinks that you multiply, so his answer is 2/5 of the class are out. Elmo …
  5. Chemistry

    Can someone please explain how to convert this, sadly I was absent the day we figured out how to do this in class. (H+1) pH (OH-1) pOH M M 2.5 2.5x10^-5 5.2x10^-2 5.2 These are the only answers given, I have to calculate the rest from …
  6. Math Help

    Suppose that each student in stat. has a 9% chance of missing class on any given day and that student attendance is independent. In a stat. class of 20 students, find the probability that: 1) no student is absent 2) one student is …
  7. Check answers please Statistics

    Suppose that each student in stat. has a 9% chance of missing class on any given day and that student attendance is independent. In a stat. class of 20 students, find the probability that: 1) no student is absent =15.16 2) one student …
  8. 7th grade science

    a textbook has 2,000 g mass/ 4,000 cm to the 3rd pwr what is the density how do you figure this out I went home sick today and this is the homework I missed in class today. Can anybody tell me how to do this I have a work sheet on …
  9. Chemistry

    Suppose that 120 g of ethanol at 24◦C is mixed with 275 g of ethanol at 81◦C at constant atmospheric pressure in a thermally insulated vessel. What is the ∆Ssys for the process?
  10. differential equation

    i need help understanding this question? can some one tell me what exactly i have to do in it 7. Suppose a student carrying a flu virus returns to an isolated college campus of 1000 students. Determine a differential equation for the

More Similar Questions