What are the two characteristics of an atom? Atoms are the smallest fraction of an element that can exist, and still show the characteristics of the element. Atoms themselves are composed essentially of electrons (1 negative charge), protons (1 positive charge), and neutrons (no charge). Why does each atom have specific properties? The difference in […]
What is the difference between a physical change and a chemical property?
What is the difference between a physical change and a chemical property? A physical property is a characteristic of a substance that can be observed or measured without changing the identity of the substance. Physical properties include color, density, hardness, and melting and boiling points. A chemical property describes the ability of a substance to […]
What is the main role of operating system?
What is the main role of operating system? An operating system is the most important software that runs on a computer. It manages the computer’s memory and processes, as well as all of its software and hardware. It also allows you to communicate with the computer without knowing how to speak the computer’s language. What […]
What are the examples of positive feedback mechanism?
What are the examples of positive feedback mechanism? The release of oxytocin from the posterior pituitary gland during labor is an example of positive feedback mechanism. Oxytocin stimulates the muscle contractions that push the baby through the birth canal. The release of oxytocin result in stronger or augmented contractions during labor. What are examples of […]
What do you do if more light is needed to view the specimen?
At what speed do airbags deploy KMS?
At what speed do airbags deploy KMS? In reality, they’re rock hard, the airbag deployment speed can reach 300 km/h or more, and it all happens in a fraction of a second. They’re meant to prevent your head from striking the steering wheel, dash, windshield or side window. How long does it take an airbag […]
How do you get rid of musculoskeletal pain?
How do you get rid of musculoskeletal pain? How Is Musculoskeletal Pain Treated? Injections with anesthetic or anti-inflammatory medications in or around the painful sites. Exercise that includes muscle strengthening and stretching. Physical or occupational therapy. Acupuncture or acupressure. Relaxation/biofeedback techniques. Is musculoskeletal pain a disability? There are dozens of musculoskeletal problems which could qualify […]
Who killed Myrtle?
Who killed Myrtle? George is sure that Gatsby killed Myrtle, so George shot Jay Gatsby. No one else can blame anyone for George’s death but himself. The person responsible for Myrtle Wilson’s death is Daisy Buchanan. Daisy is responsible for driving a car that hit Myrtle Wilson on the side of the road. Why is […]
Is acetic acid and NaOH a buffer?
Is acetic acid and NaOH a buffer? Not a buffer; the NaOH completely neutralizes the acetic acid to give sodium acetate. Does HCl and acetic acid make a buffer? Hydrochloric acid (HCl) is a strong acid, not a weak acid, so the combination of these two solutes would not make a buffer solution. What makes […]
What does it mean when chromosomes condense?
What does it mean when chromosomes condense? Chromosome condensation is the dramatic reorganisation of the long thin chromatin strands into compact short chromosomes that occurs in mitosis and meiosis. At which phase of mitosis do the sister chromatids become daughter chromosomes? anaphase During which phase of mitosis do the chromatids become chromosomes quizlet? During which […]