A) a column
example: earth alkaline metals
Answer:
Explanation:
Let the number of half lives be x
<u>Solve this equation to find the value of x:</u>
- 125*(1/2)ˣ = 3.90625
- (0.5)ˣ = 3.90625 / 125
- (0.5)ˣ = 0.03125
- log (0.5)ˣ = log 0.03125
- x = log 0.03125 / log 0.5
- x = 5
It will received an H+. I’m not sure if that answers your question correctly
D. 2- youre adding two negative charges to a neutral element
Answer:
Solution given:
c) Magnesium metal plus silver acetate (teachers note:
<u>Balanced</u><u> </u><u>chemical</u><u> </u><u>equation</u><u>:</u>

d) hydrobromic acid plus zinc metal (teachers note:
<u>Balanced chemical equation:</u>
