11. with regard to the ph scale, a solution with a ph
o a. of 6 is considered neutral.
b. close to 14 is considered a strong base.
c. lower than 7 is considered basic.
od. higher than 7 is considered an acid.

Compare and contrast the bohr model and the electron cloud models of the atom.

Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant

Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide as shown below. caco3(s) cao(s) + co2(g) the kp for this reaction is 1.16 at 800°c. a 5.00 l vessel containing 10.0 g of caco3(s) was evacuated to remove the air, sealed, and then heated to 800°c. ignoring the volume occupied by the solid, what will be the mass of the solid in the vessel once equilibrium is reached?