When chlorine is added to water what happens?

When chlorine is added to water what happens? How does chlorine disinfection work? Chlorine kills pathogens such as bacteria and viruses by breaking the chemical bonds in their molecules. Disinfectants that are used for this purpose consist of chlorine compounds which can exchange atoms with other compounds, such as enzymes in bacteria and other cells. […]

How do Orreries work?

How do Orreries work? An orrery is a mechanical model of the movement and position of the planets in our solar system. The device accurately depicts where the earth is with respect to other planets, the sun, and the moon and how they move relative to one another. Who developed the solar system model? Nicholas […]

What type of rock is formed by erosion?

What type of rock is formed by erosion? Sedimentary rocks are formed on or near the Earth’s surface, in contrast to metamorphic and igneous rocks, which are formed deep within the Earth. The most important geological processes that lead to the creation of sedimentary rocks are erosion, weathering, dissolution, precipitation, and lithification. Which type of […]

Why is there more oxygen in the atmosphere now?

Why is there more oxygen in the atmosphere now? Oxygen levels are generally thought to have increased dramatically about 2.3 billion years ago. Photosynthesis by ancient bacteria may have produced oxygen before this time. In addition, early plants and algae began to release oxygen at a faster rate. … What would happen if there was […]

Is Nuclear Physics a good career?

Is Nuclear Physics a good career? For academic research jobs, nuclear physics may well be a better choice, while the opportunity to design real-world solutions to power generation and medical problems is a major benefit of studying nuclear engineering. Is nuclear physics harmful to humans? Nuclear radiation can ionise chemicals within a body, which changes […]

What are the 20 types of elements?

What are the 20 types of elements? These are the first 20 elements, listed in order: H – Hydrogen. He – Helium. Li – Lithium. Be – Beryllium. B – Boron. C – Carbon. N – Nitrogen. O – Oxygen. What are the 30 most common elements? The 30 Most Common Elements and Symbols A […]

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