Upang maiwasan naman ang sobrang dami ng basura, ano ang dapat gawin: a. sa mga patapong bagay?

b. bago bumili ng mga gamit sa tahanan o paaralan?​

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

Name the element in group 17, period 2. (periodic table)

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.