A. Carboxylic acid B. Acetaldehyde C. Formaldehyde D. Ketone Urotropine, also known as hexamethylenetetramine or methenamine, is an antiseptic agent. It is formed by the reaction of formaldehyde with ammonia. Formaldehyde (CHOH) reacts with ammonia (NH3) to form hexamethylenetetramine (C6H12N4), commonly represented as (CH2)6N4. This compound, urotropine, is known for its antiseptic properties and is … Read more
A. arrangement of electrons in orbitals B. position in the periodic table C. properties depend upon mass D. chemical properties
A. V+3 B. V+2 C. V+3 D. V+5
A. Cu+2 B. Cu+4 C. Cu+1 D. Cu+3
A. Gram Flour and Water B. Baking Soda and Vinegar C. Cement and Water D. Cornstarch and Water The correct answer to the question: “Oobleck is the mixture of _________?” is “Cornstarch and Water”.
A. Hydrogen B. Oxygen C. Nitrogen D. Carbon Dioxide The correct answer to the question: “When limestone reacts with water, which gas is released?” is “Carbon Dioxide “.
A. open system B. Closed system C. Isolated system D. Inert system An open system is one that can exchange both matter and energy with its surroundings. This means that substances can enter or leave the system, and energy (in the form of heat or work) can be exchanged with the surroundings. The correct answer … Read more
A. Extensive properties B. Colligative properties C. intensive properties D. None of These The correct answer to the question: “The properties which do not depend on mass of the substance are _____________?” is “intensive properties”.
A. Open system B. closed system C. Isolated system D. All of the above The correct answer to the question: “The system which exchange only energy with its surroundings is called______________?” is “closed system”.
A. No heat enter or leave the system B. Pressure of the system remains constant C. temperature of the system remains constant D. Volume of the system remains unchanged The correct answer to the question: “In isothermal process?” is “temperature of the system remains constant”.