Answer:
Tetrahedral molecules are normally spy hybridized.
Explanation:
Answer: a) The concentration after 8.8min is 0.17 M
b) Time taken for the concentration of cyclopropane to decrease from 0.25M to 0.15M is 687 seconds.
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
a) concentration after 8.8 min:



b) for concentration to decrease from 0.25M to 0.15M


Answer:
Mercury
Explanation:
Mercury is a liquid element that contains 80 electrons when not charged.
Star clusters is the only thing i can think of that would apply.
Answer:
A
The nuber of each one should be same