Why does my balloon car not move? Some of the things that slow balloon cars down, that you have to overcome, are their own weight, air resistance, friction, and inefficient use of the air escaping the balloon. Which type of balloon would deflate the fastest? Helium balloons How much does it cost to fill 100 […]
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 […]
How do you know if starter motor is bad?
How do you determine a two-force member?
How do plants benefit from bacteria?
How do plants benefit from bacteria? Source. Bacteria benefit from the plant nutrients provided by the roots, but plants can benefit from their rhizobacteria as well. Bacteria known as Plant Growth-Promoting Rhizobacteria (PGPR) are diverse and represent a wide range of phyla. They also perform a wide variety of growth-promoting functions. What is relationship between […]
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 […]
What is the danger of replacing a circuit breaker or fuse with a larger rating?
What is the danger of replacing a circuit breaker or fuse with a larger rating? Since all fit the same socket, there is always the danger of replacing one fuse with a higher amperage than is safe. The higher-rated fuse will allow more current to flow than the wires can safely handle, causing overheating and […]
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 […]
What is a requirement for storing chemicals?
What is a requirement for storing chemicals? Chemicals must be separated when being stored to ensure that incompatible chemicals do not mix if there is a spill. Keep the outside of containers clean and the storage area tidy. Do not store liquids above solids to avoid contamination in the event of a leak. Always store […]