Areaction involves the parts of two compounds switching places to form two new compounds. what type of reaction is this? a) synthesis b) decomposition c) single displacement d) double displacement

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?