Answers The addition of water to calcium oxide leads to? The addition of water to calcium oxide leads to? A. a physical change B. a chemical change C. the formation of a mixture D. an endothermic change Correct Answer: Option B Explanation
Answers The photocell works on the principle of the The photocell works on the principle of the A. voltaic cell B. emision of electrons by incident radiation… Read More
Answers If the silver mirror test is positive, it indicates the presence of an If the silver mirror test is positive, it indicates the presence of an A. alkyne B. alkanol C.… Read More
Answers The major components of soils are? The major components of soils are? A. organic matter, texture, structure and air B. texture, organic matter, water… Read More
Answers One of the following instruments is used in measuring the direction of wind One of the following instruments is used in measuring the direction of wind A. Cup anenometer B. barometer… Read More
Answers The sign on Volkswagen represents the? The sign on Volkswagen represents the? A. trade mark B. trade same C. patent right D. copy right… Read More