Why do anions affect flame color? When the excited electron collapses back into its ground state, it emits a photon. It is the wavelength of this photon (ergo, the energy difference between the ground and excited states) that dictates the colour of the flame. While usually cations dictate the colour, anions are also known to […]
What are the parts of pulley?
Why do advertisers use testimonials quizlet?
Why do advertisers use testimonials quizlet? Why do advertisers use testimonials? They provide celebrity encouragement to persuade the consumer. You just watched a commercial in which a popular singer picks up a soda before going on stage. When the singer drinks the soda, he appears to feel more confident. Which of the following is a […]
What weapons were used during the Cold War?
What weapons were used during the Cold War? Pages in category “Infantry weapons of the Cold War” AA-52 machine gun. MAC-58. AK-47. AK-63. AK-74. AKM. ALFA M44. AMD-65. How did the Cold War affect the US? The Cold War shaped American foreign policy and political ideology, impacted the domestic economy and the presidency, and affected […]
What does sodium chloride react to?
What does sodium chloride react to? When a sodium atom transfers an electron to a chlorine atom, forming a sodium cation (Na+) and a chloride anion (Cl-), both ions have complete valence shells, and are energetically more stable. The reaction is extremely exothermic, producing a bright yellow light and a great deal of heat energy. […]
What should reviewers almost always do when writing a review?
What should reviewers almost always do when writing a review? First of all they should read the piece that they’re reviewing completely and closely, making sure that they understand it in full before they form their opinions. Secondly, they should form a strong opinion and thesis about the work overall. This will help guide the […]
What to use instead of measuring spoons?
What is earth wire?
What is earth wire? noun. A wire that provides an electrical connection to the ground. The purpose of an earth wire may be to protect against accidental electric shock (by providing a route for current that would otherwise pass through a person), or against possible damage (by limiting the increase in voltage that can occur […]
What are the five innate human characteristics?
What are the five innate human characteristics? The five innate human characteristics infant reflexes. ex: infants will suck something when it is put to their lips. an interest in novelty. a desire to explore and manipulate objects. an impulse to play and fool around. basic cognitive skills. What is the simplest type of innate behavior? […]
What percentage of cars are gas powered?
What percentage of cars are gas powered? Most of the motor gasoline sold for use in vehicles in the United States is about 10% fuel ethanol by volume. In 2019, total gasoline consumption accounted for about 58% of total transportation sector energy consumption, 45% of total petroleum consumption, and 17% of total U.S. energy consumption. […]