Which of the following reactions is correctly balanced?
pcl3 + h2 → ph3 +3hcl
hcl + naoh → h2o + nacl
2ca+ 3cl2 → cacl3
c5h12 + 5o2 → 5co2 + 6h2o

Describe the interaction that occurs between two objects with the same electrical charge.

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar

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.