Answer:
Price for 20years = $2,079.8
Recommendation: Solar energy is cheaper and more efficient for the community. The source is renewable source of energy with zero pollution
Explanation:
Calcium forms an ionic bond to iodine and forms calcium iodide (CaI2). The calcium atom gives away 2 of its valence electrons, one to each of the 2 iodine atoms thus forming the ionic bond.
Answer:
Al3+<Mg2+<Na+
Explanation:
this is because of nuclear charge (no. of protons)
atomic radius is inversely proportional to nuclear charge.
Hi, the answer is <span>CF2Cl2 :)</span>