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CBSE Class 9 Answered

How to separate milk from water
Asked by susmitaroyb | 30 Sep, 2019, 21:02: PM
answered-by-expert Expert Answer
Milk from water is very dificult to separate. But additional water added can be removed to an extent and concentration of milk is increased by boiling.
Answered by Ravi | 02 Oct, 2019, 18:04: PM

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CBSE 9 - Chemistry
experiment ink was stirred in water in test tube I and mustard oil was stirred in waterin test tube II. The test tubes were allowed to stand. Write your observation in each casethat is test tube I and test tube II.Also give a suitable reason for your observation.
Asked by aaravsharma10041980 | 06 Dec, 2021, 09:58: AM
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CBSE 9 - Chemistry
Explain distillation method using two separate liquids and lower boiling point difference Acetone and ethanol
Asked by raily.lodh | 11 Nov, 2021, 09:10: AM
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CBSE 9 - Chemistry
What is chromatography
Asked by amirxoku | 03 Jul, 2021, 13:06: PM
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CBSE 9 - Chemistry
After opening the soft drink like Coca-Cola we see some bubbles this indicates that it is a heterogeneous mixture but why we call it as a homogeneous mixture
Asked by dharshini19 | 16 Feb, 2021, 19:29: PM
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CBSE 9 - Chemistry
Name the process of the separation techniques you would follow to separate (1) mixture of petrol and water
Asked by thevaishnavibaghel | 27 Apr, 2020, 16:28: PM
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CBSE 9 - Chemistry
How to separate milk from water
Asked by susmitaroyb | 30 Sep, 2019, 21:02: PM
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CBSE 9 - Chemistry
Apparatus, procedure,observation and conclusion for paper chromatography and crystallization  
Asked by akshah2407 | 06 Aug, 2019, 18:19: PM
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CBSE 9 - Chemistry
separation technique used to separate 1. mustard oil from water                                                                2. ceram from milk                                                                 3.components of ink                                                                4.aceton from water
Asked by ayushkumarjena07 | 20 Apr, 2019, 19:06: PM
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CBSE 9 - Chemistry
Differentiate between simple distillation and fractional distillation in points
Asked by rohit.rt2004 | 21 Feb, 2019, 17:38: PM
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CBSE 9 - Chemistry
In CBSE Grade 9 SC text book mentioned 25 degree K is the minimum  difference of boiling point required to apply distilation technique to seperate mixture, but in most of the site it mentioned 25  degree Celcius  , which one is correct? 
Asked by Nimmi | 02 Jul, 2018, 11:02: AM
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