Process Diagram

Band 5+: The diagram below shows how hydrogen can be made using simple laboratory equipment.

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Image for topic: The diagram below shows how hydrogen can be made using simple laboratory equipment.

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The image illustrates a laboratory setup comprising a 50 ml graduated glass cylinder filled with 5 ml water and 1 g Zinc, over which 5 ml hydrochloric acid is poured via a thistle funnel secured with a cork where the funnel's end is submerged below the tap water level; a glass pipe connects the reaction apparatus to a water-filled test tube inside a glass dish holding sufficient water, facilitating the collection of pure hydrogen gas.

Given the complexity of the image, the above description may not be entirely accurate.

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The data outlines how the hydrogen is made in laboratory using simple lab equipment.

Intially one 50 ml graduated glass cylinder should take for making the hydogen.In the first step the input was Pouring hydrochloric acid by thistle funnel through cork in the glass cylinder.the amount of acid was 5ml subsequently the end of the thistle funnel must be below the tap water.the glass cylinder is filled with 5 ml water and 1 gm zinc.after that one glass pipe is added through cork which is connected to a glass dish filled with sufficient water.for transforming the hydrogen gas one test tube which is filled with water is attached to glass dish so that on the top of the test tube pure hydrogen gas can be store.finally the output we see is in the test tube pure hydrogen gas is made.

this is the process how the hydrogen gas is made by simple lab equipment like one glass cylinder,thistle,glass dish,and one test tube. one glass pipe is also used which connected the both glass cylinder and glass dish.

Word Count: 177

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Overall Band Score

5.5

(+/- 0.5)

Vocabulary Complexity:
B1 - Intermediate
Using more sophisticated words could be beneficial.

Grammar Mistakes: N/A

Vocabulary Repetition:

glass: 10

hydrogen: 5

cylinder: 3

filled: 3

which: 3

Try using synonyms for the above words

Task Response

The report provides a general overview of the hydrogen production process but includes some inaccuracies and lacks precise details. To improve, focus on providing more specific information about the quantities and the sequence of steps. Also, ensure accurate use of grammar and vocabulary to enhance clarity.

Coherence & Cohesion

The report presents the information in a generally understandable manner, but the organization could be improved. The flow of information is somewhat disjointed, and the use of cohesive devices is limited. Consider using more varied transition words and phrases to guide the reader through the process more smoothly. Paragraphing could also be more effective to separate distinct stages of the process.

Lexical Resource

The vocabulary used is adequate for describing the process, but it lacks precision and variety. There is some repetition of words and phrases (e.g., 'glass cylinder,' 'glass dish'). Try to incorporate synonyms and more specific terminology related to laboratory equipment and processes to enhance the description. For example, instead of repeatedly using 'glass cylinder,' you could use 'reaction vessel' or 'graduated cylinder' at times. Boost vocabulary complexity to elevate the overall score.

Grammatical Range & Accuracy

The report contains several grammatical errors, including incorrect verb tenses ('is made' instead of 'is produced'), subject-verb agreement issues, and awkward phrasing. Sentence structure is often simple and lacks complexity. To improve, focus on using a wider range of grammatical structures and ensuring accuracy in verb tense, subject-verb agreement, and article usage. Proofreading carefully for errors is essential.

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