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 2 types of active transport?
What are the 2 types of active transport? Active transport requires cellular energy to achieve this movement. There are two types of active transport: primary active transport that uses adenosine triphosphate (ATP), and secondary active transport that uses an electrochemical gradient. Is facilitated diffusion an example of passive transport? Facilitated diffusion is a type of […]
Is kicking a ball an example of third law of motion?
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 are 2 types of speed?
What are 2 types of speed? There are two types of speed: result-speed and task-speed. What are 3 types of speed? In general, there are three types of speed limits: absolute, presumed and basic. What are 4 types of speed limits? In California, there are four major Speed Laws: Basic, Prima Facie, Maximum, and Minimum. […]
Does high spin speed damage clothes?
Does high spin speed damage clothes? Myth: Higher spin speeds will ruin your clothes! Busted: No! Higher spin speeds will not ruin your clothes when you use the appropriate settings. High spin speeds are ideal for cottons, bulky items such as towels and bedding and denim. Can you rinse clothes in a spin dryer? You […]
What will happen in 600 million years?
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 […]