A positive two ion of calcium Ca+2, would have how many protons, electrons and neutrons

A solution of acetic acid is prepared in water by adding 11.1 g of sodium acetate to 200 ml of water. The final ph is measured to be 6.5. What are the concentrations of acetate and acetic acid in solution?

What happens to a substance when it becomes oxidized? reduced?

Which of the following choices identifies the forms of mechanical energy? Kinetic and potential energy Potential and solar energy Kinetic and sound energy Sound and thermal energy

Where would the electrons in the third sublevel be found

Put hydrogen bonds dispersion forces and dipole-dipole forces in order

During a class demonstration the potassium exploded. Suggest what might have caused this to happen

How would a soil that develop in a warm, wet place be different than one that develop in hot, dry place

How do halogens differ from noble gases?

The equilibrium constant at 35 0 K for the reaction Br2 (g) I2 (g) 2IBr (g) has a value of 322. Bromine at an initial pressure of 0. 0500 atm is mixed with iodine at an initial partial pressure of 0.

The number of electrons can accommodate in K shell is 8. True or False