Which solution is more concentrated if Solution A is made up of 58.0
grams of CaCo3 in 475 mL and Solution B is made of 6.0 moles of HCl in
2.75 L of solution? *
A) solution A
B) solution B
C) they are the same
D) there’s not enough information

If a 12-v battery is connected to a circuit that has a current of 3.0 a, what is the total resistance in the circuit? 36 ohms 4 ohms 0.25 ohms

Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c

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?