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Re: closed by ProlificEric(m): 6:15pm On Feb 18, 2017
The first person to post the correct and complete answer is sirqeeboi. And he is the winner for today.
Re: closed by Johnsonibx(m): 6:38pm On Feb 18, 2017
Almost there o well tomorrow is another day
Re: closed by Nobody: 6:51pm On Feb 18, 2017
But alkenes also turn bromine water colorless much faster than alkynes. http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/carbon_chem/5_making_polymers2.shtml

Anyway goodluck to the winner. Tomorrow is another day.
Cc prolificeric
Re: closed by Nobody: 6:52pm On Feb 18, 2017
ProlificEric:
Time for today's winner to be declared.
i suggest you continue with calculation related courses. this will eliminate possibilities for searching google
Re: closed by ProlificEric(m): 7:05pm On Feb 18, 2017
sirqeeboi:
A. A compound is substance which contains two or more elements chemically combined together e.g water while a mixture contains two or more constituents which can easily be separated by physical method.


B. Alkyne
drop your email here and use it to send your account number to ericworld160@yahoo.com.
Re: closed by Johnsonibx(m): 7:05pm On Feb 18, 2017
muktarimusa:

i suggest you continue with calculation related courses. this will eliminate possibilities for searching google
Totally in suppose of that
Re: closed by DrAuthentic: 7:15pm On Feb 18, 2017
ProlificEric:
The first person to post the correct and complete answer is sirqeeboi. And he is the winner for today.
@ProlificEric,both alkene and alkyne are unsaturated hydrocarbons that decolourise bromine water and besides, there are numerous delineating parameters to distinguish between a compound and a mixture. I call for a re-evaluation. Thank you.
Re: closed by sirqeeboi(m): 7:31pm On Feb 18, 2017
ProlificEric:
drop your email here and use it to send your account number to ericworld160@yahoo.com.

Abdulmojeedroqeeb@gmail.com
Re: closed by Virulent: 8:22pm On Feb 18, 2017
2moro should be biology, na only maths waka come
Re: closed by ProlificEric(m): 10:59pm On Feb 18, 2017
Tomorrow's question will be posted same time 10 am.
Re: closed by Rickcutie(m): 8:07am On Feb 19, 2017
Happy sunday. Today's question is by 10 am.
Re: closed by Netwonder(m): 8:13am On Feb 19, 2017
Try setting Biology please.
Re: closed by Rickcutie(m): 8:17am On Feb 19, 2017
Netwonder:
Try setting Biology please.
Ok
Re: closed by omoosun39(m): 9:16am On Feb 19, 2017
Welcome @Rickcutie, they said you were banned
Re: closed by Rickcutie(m): 10:02am On Feb 19, 2017
Today's question is loading
Re: closed by tolaxin(m): 10:06am On Feb 19, 2017
Rickcutie:
Today's question is loading
Guys don dey warm up already
Re: closed by Rickcutie(m): 10:07am On Feb 19, 2017
QUESTION 4
(a)What do you understand by the term separation technique and what is the main importance of separation technique?
(b)Mention the separation techniques in the right order invoved in the separation of a mixture of sugar and sulphur.
Re: closed by Rickcutie(m): 10:09am On Feb 19, 2017
Remember no space booking, post the correct and complete answer when u've got it. Half answer will earn you nothing.
Re: closed by Nobody: 10:09am On Feb 19, 2017
where are the ss1 students....sinestroo food don done
Re: closed by omoosun39(m): 10:10am On Feb 19, 2017
Separation techniques are method which can be used to separate the component of a mixture
Re: closed by Rickcutie(m): 10:11am On Feb 19, 2017
Whatever you post first is what will be used. If you edit your answer later, it won't count.
Re: closed by babagydoz(m): 10:12am On Feb 19, 2017
Rickcutie:
QUESTION 4
(a)What do you understand by the term separation technique and what is the main importance of separation technique?
(b)Mention the separation techniques in the right order invoved in the separation of a mixture of sugar and sulphur.
seperation technique is a method used to separate two mixtures from each other
2.usage of filter paper
Re: closed by DrAuthentic: 10:12am On Feb 19, 2017
Separation technique is a method employed to sort or segregate compounds or mixtures into its component elements. The importance is to separate out the component elements and fractions present in the mixture, dissolution in water will dissolve sugar and filtration will filter undissolved sulphur. Evaporation will recover sugar from the filterate
Re: closed by Mammangaddafi(m): 10:13am On Feb 19, 2017
Rickcutie:
QUESTION 4
(a)What do you understand by the term separation technique and what is the main importance of separation technique?
(b)Mention the separation techniques in the right order invoved in the separation of a mixture of sugar and sulphur.
1- Seperation techniques refers to the methods implore in the Seperation of mixtures taking advantage of qualities different boiling point, different solubility, different melting point e.t.c.

2-crystallization-->Precipitaion--->Filtration.
Re: closed by omoosun39(m): 10:14am On Feb 19, 2017
omoosun39:
Separation techniques are method which can be used to separate the component of a mixture
1 sieving
2 magnetic separation
3 sublimation
4 decantation
5 evaporation
6 crystallization
7 fractional crystallization
8 precipitation
9 distillation
10 fractional distillation
11 separating funnel
12 chromatography
Re: closed by ritmek(f): 10:15am On Feb 19, 2017
separting technique is a proces of separating a mixture which contain two or more substances b)dissolution in water,filteration and evaporation
Re: closed by tolaxin(m): 10:15am On Feb 19, 2017
Rickcutie:
QUESTION 4
(a)What do you understand by the term separation technique and what is the m
ain importance of separation technique?
(b)Mention the separation techniques in the right order invoved in the separation of a mixture of sugar and sulphur.

(a)Separating technique is a method taken to recover individual constituents of a mixture.
(b) filtration, evaporation
Re: closed by IamLucy(f): 10:15am On Feb 19, 2017
DEFINTION:seperation technique is a method of technique used in seperating two matters such as liquid &solid


IMPORTANCE:
separation technique is important because it helps chemists(even students) analyze the substances being under consideration.


METHOD:
Simple disolution
Filtration
evaporation
Re: closed by faradexs09(m): 10:15am On Feb 19, 2017
1. Separation techniques are method used to separate two imiscible substance with different physical properties...b) the aim of separation techniques is to achieve a Pure substance with no impurities

2. A) dissolution of the mixture B) filtration of sugar from the sulphur c)Evaporation of water d)recrystallization of the sugar e)drying of the sulphur
Re: closed by omoosun39(m): 10:17am On Feb 19, 2017
omoosun39:
1 sieving
2 magnetic separation
3 sublimation
4 decantation
5 evaporation
6 crystallization
7 fractional crystallization
8 precipitation
9 distillation
10 fractional distillation
11 separating funnel
12 chromatography
evaporation is involved in separate sugar and Sulphur
Re: closed by Nobody: 10:17am On Feb 19, 2017
1. Separation techniques are the procedures by which the individual componets of mixtures are separated.
The importance is to obtain a particular element or compound from the mixture.

2. By dissolution in water, followed by filtration, and evaporation of the sugar solution.
Re: closed by keandre: 10:19am On Feb 19, 2017
separation techniques is a method used to separate mixtures or different substances .
The importance of separation techniques is applicable in industrial production used by scientists, chemists to evaluate, analyze various chemical or industrial mixtures.

B. Dissolution, filtration and evaporation

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