Which of the following best describes a double-replacement reaction?
a. one compound splits up, forming two or more elements or new compounds.
b. atoms in one compound switch places with atoms in another compound.
c. a lone element takes the place of a different element in a compound.
d. two elements join together to form a new compound.

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6

Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature

Describe the magnitude of the buoyant force