How many grams of solid thallium at 248°C can be converted to liquid Tl at 351°C if 44.1 kJ of heat are applied?
Specific heat capacity of solid Tl = 0.503 JK-1g-1 (0.503JK^-1g^-1)
Specific heat capacity of liquid Tl = 0.717 JK-1g-1
Heat of fusion (per gram) = 20.9 Jg-1...
Which one of the following elements would have the lowest melting point?
a) Kr
b) Br2
c) S8
d) Ca
e) K
Is the answer a? Not sure... just want to check with someone. For Br2, is there any difference? I mean, is the melting point the same as Br or doubled? Thanks
1) Which one of the following elements would have the lowest melting point?
a) Kr
b) Br2
c) S8
d) Ca
e) K
2) Which of the following molecules can participate in intermolecular hydrogen bonding?
(i) NH3 (ii) CHCl3 (iii) HCl (iv) CH3OH
a) all of these
b) I and IV only
c) II...
Thanks.
Also.. not sure if these answers are right:
(i) Name 2 molecules that cross the plasma membrane by diffusing through pores.
Oxygen gas and water?
(ii) Name 2 molecules that cross the plasma membrane by dissolving in the lipid component of the plasma membrane.
Carbon...
Hey. I'm using my brother's account. Just wondering.. is there a 2006 0-week wagga wagga bus timetable at the website to download? I can't seem to find it or can anyone provide a link for me to access it thanks.
Hey anyone actually taking honours of pharmacy? I can't remember my user account to log in so im using my lil brother's account lol.
I was just wondering, for those u who completed b. medical science at any institution. i heard it is possible to be offer to study master of pharmacy since u...
Just wondering (seems a good idea to post here), my sister has completed one year of B. Medical Science at UNSW with a GPA of 5 and wants to transfer to second year entry of B. Medical Science at USYD. Do you think this is possible? Thanks.
mmm... need help with these questions. I don't know how to begin the question.. i have no idea how to answer them! Please provide some feedback. Thanks :)
See attachment below.
Thankyou guys for your help.
I got this random question from my bioloy teacher. The question is so bloody hard... i didn't know how to begin in the first place!