22. If an element has 1 valence electron, it must be a(n) *
2 answers:
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Answer: The concentration of will be
after 416 seconds have passed.
Explanation:
Expression for rate law for first order kinetics is given by:
where,
k = rate constant =
t = age of sample = ?
a = let initial amount of the reactant =
a - x = amount left after decay process =
The concentration of will be
after 416 seconds have passed.