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What chemical tests are appropriate to identify Butanoic acid, Propanal and 2-methyl propan-2-ol?

Firstly, to identify butanoic acid, adding a small amount of NaHCO 3 or any metal carbonates would allow effervescence tobe produced. The effervescence produced is CO 2 . To make sure the gas is CO 2 , simpl...
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Answered by Athena I. • Chemistry tutor
13437 Views

Define the law of superposition

The law of superposition states that the oldest rocks in a stratigraphic sequence will be at the bottom, and age of each layer decreases as you move upwards (I.e. a layer in a sequence cannot be younger than...
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Answered by Henry H. • Geology tutor
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How does Wordsworth in Tintern Abbey create a sense of place?

Arguably less so than London, Tintern Abbey conveys a 'sense' of a physical place by using certain descriptions and techniques to make the location appear more tangible and accessible to a reader. Although t...
TW
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‘In The Great Gatsby Fitzgerald presents 1920s America as a moral wasteland.’ Explore this viewpoint with close reference to Fitzgerald’s craft

The moral wasteland of 1920s America is presented by Fitzgerald in The Great Gatsby through social and moral decay within society. This destruction is masked by the façade of opulence in East Egg. This can a...
CS
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How does Tony Harrison reveal the physical and psychological harm caused by social injustice in his poetry?

Harrison’s use of imagery and tone in ‘Working’ paints a painful portrayal of the physical damage inflicted on 14-year old Patience Kershaw by the social injustices of industrial systems. Primarily, he descr...
CK
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