The standard cell potential (e°cell) for the reaction below is +1.10v. the cell potential for this reaction is v when the concentration of [cu2+]=1.0⋅10−5m and [zn2+]=1.5m. zn (s) + cu2+ (aq) → cu (s) + zn2+ (aq)

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

Which substances have the lowest melting points: ionic covalent, or metallic

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams