« previous next »
Pages: 1 ... 131 132 [133] 134 135 ... 227   Go Down

Author Topic: CHEM AND BIO HELP AND TIPS HERE  (Read 333227 times)

Offline Raywin

  • SF Geek
  • ****
  • Posts: 393
  • Reputation: 409
  • Gender: Male
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1980 on: May 24, 2010, 06:20:02 pm »
Quote from: the golden girl on May 24, 2010, 05:27:32 pm
A@di i stil didn't get Q 3  :-[ :-[

 i kno i'm askin alot but plz help lol

i also have this

same year Q16   :-[ :-[ :-[ :-[ :-[ :-[ :-[ :-[ :-[

Same here!! I dont get it!! :(
Logged
;D

Offline WARRIOR

  • SF Master
  • ******
  • Posts: 1473
  • Reputation: 51196
  • Egyptian And so damn proud . I love you jesus!
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1981 on: May 24, 2010, 06:20:42 pm »
tricky question

ASNWER IS D

why?
Logged
NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
But it ain't how hard you hit; it's about how hard you can get hit, and keep moving forward-Balboa

Offline The Golden Girl =D

  • Without Allah I'm nothing <3
  • Honorary Member
  • SF Overlord
  • *****
  • Posts: 13757
  • Reputation: 65532
  • Ain't Nothin worth your tears =D
    • www.thegoldengirl157.blogspot.com
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1982 on: May 24, 2010, 06:21:03 pm »
Quote from: Baladya on May 24, 2010, 06:19:12 pm
what is the universal indicator?

i think it is meant to be a litmus paper  ???

A@di or VIN anyone help us  ???
Logged
Verily, in the remembrance of Allah do hearts find rest(13:28)

Please, Don't forget to Include GG in your Prayers =D

Offline Lariemeeva

  • Heavens
  • SF Immigrant
  • **
  • Posts: 81
  • Reputation: 102
  • Gender: Female
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1983 on: May 24, 2010, 06:22:19 pm »
Oct/Nov 2009 P1

Quote
Q13, why is the UI colourless for OH-?

Also
I don't understand  Q26....

God, it all about the colours, can't anyone give me the rules of colours? I think everyone really needs that...
Logged

Offline Baladya

  • meawwwww hao hao >.<
  • SF Geek
  • ****
  • Posts: 554
  • Reputation: 681
  • Gender: Male
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1984 on: May 24, 2010, 06:23:18 pm »
Quote from: Kimo Jesus on May 24, 2010, 06:20:42 pm
tricky question

ASNWER IS D

why?

it says explotion... so what happens is a VERY fast reaction. Very fast that finishes very fast ;)
Logged
Looks like i ran out of cool signatures :|

Offline Ghost Of Highbury

  • O_o_O lala!
  • SF Farseer
  • *******
  • Posts: 4096
  • Reputation: 41428
  • Gender: Male
  • Namaskaram!
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1985 on: May 24, 2010, 06:23:50 pm »
i gotta think about that universal indicator too. the others are here

15) hydrogen , it doesnt emit CO2, rest do , uranium doesnt need O2

28) Copper - brown solid
Logged
divine intervention!

Offline Ghost Of Highbury

  • O_o_O lala!
  • SF Farseer
  • *******
  • Posts: 4096
  • Reputation: 41428
  • Gender: Male
  • Namaskaram!
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1986 on: May 24, 2010, 06:25:03 pm »
Quote from: Lariemeeva on May 24, 2010, 06:22:19 pm
Oct/Nov 2009 P1

Also
I don't understand  Q26....

God, it all about the colours, can't anyone give me the rules of colours? I think everyone really needs that...

compounds of transition metals are colored. cud be B(white) or C (red)

they are metals thus their electrical conductivity is high. so C
Logged
divine intervention!

Offline Ghost Of Highbury

  • O_o_O lala!
  • SF Farseer
  • *******
  • Posts: 4096
  • Reputation: 41428
  • Gender: Male
  • Namaskaram!
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1987 on: May 24, 2010, 06:26:04 pm »
well i know wat universal indicator is, it displays a range of colors when put in acid or alkali. blue/purple for alkali, red orange for acid. green for neutral. google it. and im still thinking abt that q..ill PM ari and nid.
Logged
divine intervention!

Offline Vin

  • SF V.I.P
  • ********
  • Posts: 7914
  • Reputation: 52609
  • Gender: Male
    • Theory of Life - A new skew.
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1988 on: May 24, 2010, 06:27:06 pm »
Quote from: the golden girl on May 24, 2010, 06:21:03 pm
i think it is meant to be a litmus paper  ???

A@di or VIN anyone help us  ???

WAIT I HAV POSTED THIS ONE EARLIER THIS DAY !!.. LEMME CHECK !! :D
Logged

Offline Baladya

  • meawwwww hao hao >.<
  • SF Geek
  • ****
  • Posts: 554
  • Reputation: 681
  • Gender: Male
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1989 on: May 24, 2010, 06:27:42 pm »
Can u tell me any 'weird' monemers we need to know ... (stuff like Acrylonitrile 0.o )
Logged
Looks like i ran out of cool signatures :|

Offline Ghost Of Highbury

  • O_o_O lala!
  • SF Farseer
  • *******
  • Posts: 4096
  • Reputation: 41428
  • Gender: Male
  • Namaskaram!
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1990 on: May 24, 2010, 06:27:51 pm »
Quote from: Baladya on May 24, 2010, 06:23:18 pm
it says explotion... so what happens is a VERY fast reaction. Very fast that finishes very fast ;)

yes, correct. Hydrogen combustion happens extremely fast..its like BOOM!! lol....and once its finished, the speed of reaxn drops!
Logged
divine intervention!

Offline WARRIOR

  • SF Master
  • ******
  • Posts: 1473
  • Reputation: 51196
  • Egyptian And so damn proud . I love you jesus!
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1991 on: May 24, 2010, 06:28:13 pm »
Quote from: Baladya on May 24, 2010, 06:23:18 pm
it says explotion... so what happens is a VERY fast reaction. Very fast that finishes very fast ;)

hmm thanks !
Logged
NO secrets to SUCCESS , it is the result of 1.HARD WORK 2.GOOD PREPARATION 3.LEARNING FROM FAILURE
But it ain't how hard you hit; it's about how hard you can get hit, and keep moving forward-Balboa

Offline Lariemeeva

  • Heavens
  • SF Immigrant
  • **
  • Posts: 81
  • Reputation: 102
  • Gender: Female
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1992 on: May 24, 2010, 06:28:22 pm »
Quote from: A@di on May 24, 2010, 06:25:03 pm
compounds of transition metals are colored. cud be B(white) or C (red)

they are metals thus their electrical conductivity is high. so C

Thanks, what about Q13??
Logged

Offline jellybeans

  • ,i'm hungry xB
  • SF Senior Citizen
  • *****
  • Posts: 826
  • Reputation: 837
  • Gender: Female
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1993 on: May 24, 2010, 06:29:04 pm »
heyyyyy,does anybody know where i can get CHEM O/N 06 paper without the blank questions? X(
Logged
You said I must eat so many lemons cause I am so bitter.

Offline Vin

  • SF V.I.P
  • ********
  • Posts: 7914
  • Reputation: 52609
  • Gender: Male
    • Theory of Life - A new skew.
Re: CHEM AND BIO HELP AND TIPS HERE
« Reply #1994 on: May 24, 2010, 06:29:51 pm »
Logged
Pages: 1 ... 131 132 [133] 134 135 ... 227   Go Up
« previous next »