Does phenolphthalein turn pink in acid or base? Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and pink in basic solutions. It belongs to the class of dyes known as phthalein dyes. What is the pH range for the color change of phenolphthalein? Indicator […]
What are the 3 types of wells?
What are the 3 types of wells? There are three types of private drinking water wells. Dug/Bored wells are holes in the ground dug by shovel or backhoe. Driven wells are constructed by driving pipe into the ground. Drilled wells are constructed by percussion or rotary-drilling machines. Does rain fill your well? While your well […]
Why is pop bad for you?
Why is pop bad for you? Diet and regular sodas have both been linked to obesity, kidney damage, and certain cancers. Regular soft drinks have been linked to elevated blood pressure. Can Coke damage your stomach? Drinking excessive amounts of diet soda can sometimes affect the lining of the stomach. “Over time, it can get […]
Why is reflection important in writing?
Why is reflection important in writing? Reflective writing gives you the chance think about what you are doing more deeply and to learn from your experience. Writing your thoughts down makes it easier for you to think about them and make connections between what you are thinking, what you are being taught and what you […]
What is the change of state when wax melts?
What is positive decision making?
What is positive decision making? Positive decision makes attempts to seek out all alternative outcomes and sets about achieving the best of those outcomes. Planning. Negative decision making, being based on the absence of negative consequences, has little opportunity for planning. What defines a good decision? A good decision is one that is made deliberately […]
What is the most probable reason why a life jacket helps you float in water?
What is the most probable reason why a life jacket helps you float in water? The trapped air weighs much less than the weight of the water it displaces, so the water pushes up harder than the life jacket pushes down, allowing the life jacket to remain buoyant and float. This buoyancy is strong enough […]
What are the odds of getting West Nile?
What are the odds of getting West Nile? The odds of getting the most severe forms of West Nile disease are about one in 150. What are the long term side effects of West Nile virus? The most common long-term effects are depression, tremors, fatigue, memory problems, extremity weakness, word-finding difficulty and headaches. Since WNV […]
Is eating no meat healthy?
Is eating no meat healthy? The health factor And people who don’t eat meat — vegetarians — generally eat fewer calories and less fat, weigh less, and have a lower risk of heart disease than nonvegetarians do. Even reducing meat intake has a protective effect. Will I get sick if I eat meat after being […]
What is the third ionization energy of a ground state Beryllium Be atom?
What is the third ionization energy of a ground state Beryllium Be atom? Beryllium atoms have 4 electrons and the shell structure is 2.2. The ground state electron configuration of ground state gaseous neutral beryllium is [He]….Ionisation Energies and electron affinity. Ionisation energy number Enthalpy / kJ mol‑1 3rd 14848.72 4th 21006.64 How do you […]