Please help me answer these this question and ensure to follow the instructions closely.

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Hey] transfer [nucleophilic substitution at carbonyl} reactions proceed in two stages via a "tetrahedralintermediate." Draw the tetrahedral intermediate as it is first formed in the following reaction. 0H2504 {trace}H30 + CH3CHEDH —n-refluxOH You do not have to consider stereochernistnr.Include all valence lone pairs in your answer. . . + _ .Do not uiclude counter—1onsI e.g., Na . I , 1n your answer.In cases where there is more than one answer. just draw one. ‘i’i’i’l’

Hello, I am looking for someone to write an essay on #7 PKG 381. It needs to be at least 250 words.

st part of sustainability is based on reducing the wastes that a company produces to the environment and at the same time changing the company to become completely sustainable in the future.

Industries that would have the most positive environmental impact when they are engaged into sustainable practices include oil and gas industries, fertilizer, paper, motor vehicle and other industries that uses chemicals and release chemical wastes to the environment. These industries would have the most positive impact to the environment in case they engage on sustainable practices since through such practices, they will reduce lot of pollution they cause to the environment. At the same time, such industries are known for releasing some of the most harmful gases as well as minerals to the atmosphere. Such gases like carbon monoxide, sulphur dioxide and others are very harmful when inhaled by humans. At the same time, they form part of the ozone gases that cause the greenhouse effect to our environment, leading to global warming. Heavy metal such as Lead are also released by industries such as fertilizer industries, to the nearby drainages that empty their waters to the water streams used by humans. Such metals are harmful to human lie as they cause cancerous conditions in