Does phenolphthalein turn pink in acid or base?

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 does the atomic mass tell you?

What does the atomic mass tell you? The atomic mass tells us the weight of protons and neutrons. How do you know how many electrons there are surrounding the nucleus of a particular atom? Why isn’t the atomic mass always a whole number? Atomic mass is never an integer number for several reasons: The atomic […]

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 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 […]

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 […]

How do I get my teacher to accept late work?

How do I get my teacher to accept late work? Put in the effort: 6 etiquette tips for turning in a late… Talk to the professor as early as possible. Keep excuses to a minimum. Take personal responsibility. Turn in quality work. Don’t get upset if points are taken off. Assure the professor that this […]

Is heat or ice best for pinched nerve?

Is heat or ice best for pinched nerve? The combination of hot and cold increases the circulation of fresh blood to the area, which may help relieve pain. Hold an ice pack over the affected area for about 15 minutes at a time, three times a day to help reduce inflammation. Heat pads can be […]

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