you can use the following balanced reaction to prepare hydrogen gas: CaH2 + 2H2O = Ca(OH)2 + 2H2. how many grams of H2 will result from the reaction of 100g of CaH2 with excess H2O

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.