Is AlCl3 a Lewis acid or base? Aluminum chloride (AlCl3) is a Lewis acid because the aluminum atom has an open valence shell. When aluminum chloride is under discussion it is called a Lewis acid or an electrophile. Is Oh Lewis acid or base? A Lewis base is any substance, such as the OH- ion, […]
Can dog whistles damage human ears?
Can dog whistles damage human ears? Some sounds (such as gunfire or standing next to a helicopter) are so loud (120-160 dB), that any brief exposure to them without wearing earmuffs or earplugs can damage hearing. (This means that the dog whistles are at a very high frequency but that they do not move the […]
Does the brain sit in fluid?
What are the 8 steps in scientific method?
What are the 8 steps in scientific method? That procedure is commonly called the scientific method and consists of the following eight steps: observation, asking a question, gathering information, forming a hypothesis, testing the hypothesis, making conclusions, reporting, and evaluating. How do you design an experiment to test a hypothesis? Experimental design means creating a […]
Can we still recover lost Biodiversities?
Can we still recover lost Biodiversities? Yes, we can recover it. But not the same as before. Maybe we will make a new one. By planting trees and cleaning the area. How does an ecosystem be able to recover from any disturbances? The major mechanisms of recovery in such ecosystems are primary and secondary succession. […]
What are the different levels of a food pyramid called?
What are the different levels of a food pyramid called? There are six categories in the Food Pyramid: the bread, cereal, rice, and pasta group (grains), the fruit group, the vegetable group, the meat, poultry, fish, dry beans, eggs, and nuts group (protein), the milk, yogurt, and cheese group (dairy), and the fats, oils, and […]
Is 30 minutes of cardio a day enough to lose weight?
Is 30 minutes of cardio a day enough to lose weight? A new study shows 30 minutes of exercise a day works just as well as an hour in helping overweight adults lose weight. Can you burn fat without cardio? That’s right – you can cut without doing traditional cardio. There’s no denying that sprints […]
Is coal a energy?
Is coal a energy? Coal is a combustible black or brownish-black sedimentary rock with a high amount of carbon and hydrocarbons. Coal is classified as a nonrenewable energy source because it takes millions of years to form. What emerging technologies will make coal safer? Low-NOx burners allow coal-fired plants to reduce nitrogen oxide emissions by […]
Can an electric field be infinite?
Can an electric field be infinite? 3 Answers. So there is no infinity. In two dimensions (or in one), the electric field falls off only like 1r so the potential energy is infinite, and objects thrown apart get infinite speed in the analogous two-dimensional situation. Does electric field increase with distance? Electric field strength is […]
What are the types of GPS?
What are the types of GPS? Types of GPS Tracking Devices Personal or Wearable GPS Trackers. This type is often the size of a wristwatch and is used by hikers or hunters in case of an emergency. Vehicles and Equipment. These are slightly larger and are typically used for boats, trailers, cars, or semi-trucks. Plug […]