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aev [14]
3 years ago
15

what colour change could occur when hydrochloric acid added to an alkaline solution universal indicator​

Chemistry
1 answer:
timofeeve [1]3 years ago
8 0

Explanation:

Phenolphthalein solution is added/mixed with

Acid (HCl) hydrochloric acid then it turns colourless......

hope it helps

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For each of the esters provided, identify the alcohol and the carboxylic acid that reacted.
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Answer:

52. The alcohol USED => methanol, CH3OH

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53. The alcohol USED => Ethanol, CH2CH3OH

The carboxylic acid USED => Formic acid, HCOOH.

Explanation:

52. To obtain Methyl propanoate, CH3CH2COOCH3, we simply react propanoic, CH3CH2COOH and methanol, CH3OH together as shown below:

CH3CH2COOH + CH3OH —> CH3CH2COOCH3 + H2O

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The carboxylic acid used: propanoic acid, CH3CH2COOH.

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HCOOH + CH3CH2OH —> HCOOCH2CH3 + H2O

The alcohol USED => Ethanol, CH2CH3OH

The carboxylic acid USED => Formic acid, HCOOH.

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