Is sourness a chemical property? 1 Answer. The answer is probably not meaningful, because sourness is not an intrinsic chemical property. What chemical makes things bitter? Many alkaloids, which usually are toxic, elicit a bitter taste. Chemical compounds, such as quinine, produce a bitter taste by binding taste bud receptors that couple to G-proteins. G-protein […]
Does sound travel faster in darkness?
Does sound travel faster in darkness? You may wonder, it is because it is quieter at night than in the daytime. Actually, sound transmits farther at night may be related to refraction of sound waves! First, sound is the vibration of air, and it is a kind of wave motion. The propagation of sound wave […]
What is the 2 purposes of subscripts in chemical formulas?
What is the 2 purposes of subscripts in chemical formulas? A molecular formula is a representation of a molecule that uses chemical symbols to indicate the types of atoms followed by subscripts to show the number of atoms of each type in the molecule. (A subscript is used only when more than one atom of […]
What does cymbal mean?
What does cymbal mean? Color, Year, Make, Body and License Is cymbal a musical instrument? Cymbal, percussion instrument consisting of a circular flat or concave metal plate that is struck with a drumstick or is used in pairs struck glancingly together. What is a finger cymbals called? Zills or zils (from Turkish zil ‘cymbals’), also […]
Who is known as father of medicine in India?
Who is known as father of medicine in India? Sushruta What food did Hippocrates eat? Medicinally, Hippocrates recommends lentils as a remedy for ulcers and hemorrhoids. Bitter vetch, or Vicia ervilia, was also an important legume in ancient Greek medicine. The extensive medicinal qualities of the bitter vetch were thought reliable enough to later administer […]
What is the primary reason why ionization energy decreases down a group?
What is the primary reason why ionization energy decreases down a group? On the periodic table, first ionization energy generally decreases as you move down a group. This is because the outermost electron is, on average, farther from the nucleus, meaning it is held less tightly and requires less energy to remove. What properties of […]
Is a Van de Graaff positive or negative?
Is a Van de Graaff positive or negative? Most Van de Graaff generators build up a positive electric charge on their domes by separating negative electric charge from positive electric charge. This is accomplished by a rotating insulated belt. When two different materials are rubbed together, one object takes away electrons from the other object. […]
What is the second stage of man?
Which traffic light should lit after Green at Junction?
Which traffic light should lit after Green at Junction? A: In case the green light is lit and you are already in the intersection, and then the light turns yellow or even red, for that matter, you will need to complete your turn. What does the green light indicate? To green-light is to give permission […]
Are two triangles congruent if all pairs of corresponding angles are congruent?
Are two triangles congruent if all pairs of corresponding angles are congruent? Definition: Triangles are congruent when all corresponding sides and interior angles are congruent. In the simple case below, the two triangles PQR and LMN are congruent because every corresponding side has the same length, and every corresponding angle has the same measure. … […]