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What is the smelting process?

What is the smelting process? The smelting process melts the ore, usually for a chemical change to separate the metal, thereby reducing or refining it. The smelting process requires lots of energy to extract the metal from the other elements. There are other methods of extraction of pure metals from their ores. Where is the […]

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How do humans affect the air quality?

How do humans affect the air quality? Humans have come to rely on fossil fuels to power cars and planes, heat homes, and run factories. Doing these things pollutes the air with carbon dioxide. Other greenhouse gases emitted by natural and artificial sources also include methane, nitrous oxide, and fluorinated gases. Why is air quality […]

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How do you write a chemistry lab report?

How do you write a chemistry lab report? Lab Report Essentials Title Page. Not all lab reports have title pages, but if your instructor wants one, it would be a single page that states:​ Title. The title says what you did. Materials. List everything needed to complete your experiment. Methods. Data. Results. Discussion or Analysis. […]

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What are the three elements of routine activities theory?

What are the three elements of routine activities theory? Developed by Cohen and Felson (1979), routine activities theory requires three elements be present for a crime to occur: a motivated offender with criminal intentions and the ability to act on these inclinations, a suitable victim or target, and the absence of a capable guardian who […]

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What is the step by step explanation?

What is the step by step explanation? : showing or explaining each stage in a process. : happening or done in a series of steps or stages. See the full definition for step-by-step in the English Language Learners Dictionary. How do you use step by step in a sentence? Examples of ‘step by step’ in […]

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How does wind push a sailboat?

How does wind push a sailboat? Together, the forces of drag, from the water, and the pressure from the wind against the sail itself push the craft forward. It moves at an angle opposite the direction of the wind, called windward in sailing terminology. Wind has to be moving against the boat at an angle […]

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Can you drink water during a lab?

Can you drink water during a lab? Glassware use for laboratory operations should never be used to prepare or consume food or beverages. Laboratory refrigerators, ice chests, cold rooms, ovens, and so forth should not be used for food storage or preparation. Laboratory water sources and deionized laboratory water should not be used as drinking […]

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What is the meaning of trough?

What is the meaning of trough? 1a : a long shallow often V-shaped receptacle for the drinking water or feed of domestic animals. b : any of various domestic or industrial containers. 2a : a conduit, drain, or channel for water especially : a gutter along the eaves of a building. What is an example […]

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What mutations are beneficial?

What mutations are beneficial? The genetic mutation that drives evolution is random. But here’s a list of some beneficial mutations that are known to exist in human beings Beneficial mutation #2: Increased bone density. Beneficial mutation #3: Malaria resistance. Beneficial mutation #4: Tetrachromatic vision. How common is BRCA2 mutation? Like other inherited gene mutations, BRCA1 […]

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