Review Part A A radioactive substance has a decay constant equal to 7.0 x 10 85-1 What is the half-life of this substance? For the steps and strategies involved in solving a similar Express your answer in years. problem, you may view the following Quick Example 32-11 video: REASONING AND SOLUTION The number of acomes follows Ti/2 Submit Request Answer Provide Feedback Next >You are currently converting time units from second to year (365 days) 9900000 sec. = 0.31392694063927 year second = Conversion base: 1 sec. = 3.1709791983765E-8 year i year (365 days) = 0.31392694063927 year ~= 114 day 14 hr. Conversion base : 1 year = 31536000 sec. Starting unit Destination unit Years year (365 days) (yea... leap year (366 days) ... julian year (average) ... gregorian year (aver... Standard time units week (week) day (day) hour (hr.) minute (min.) second (sec.) millisecond (ms) Mayan calendar kin (kin) uinal (uinal) tun (tun) Years year (365 days) (year) leap year (366 days) ... julian year (average) ... gregorian year (aver... Standard time units week (week) day (day) hour (hr)) minute (min.) second (sec.) = millisecond (ms) Mayan calendar kin (kin) uinal (uinal) tun (tun) Q. convert seconds to years y All Images Videos Shopping News Books | @ In Hindi Calculator Formula Online Month 1 second = 3.171 x 108 calendar year Time L1 o 9900000 Second 1 0.3139269406 Calendar year for an approximate result, divide the time value by 3.154e+7 More info Feedback People also ask What is the formula for seconds to years? v How many years is one second? v How many seconds are in a year exactly? v The relationship between half life and decay constant TH = 0 . 693 d where of is decay constant If is half life time period Given decay constant = 70*158 0 -1 put of in () It = 0 693 = 0 09 9 x 10 s 7.0* 108 6 - 1 F. = 9 . q x 10's to convert seconds to in year multiplyby 3-171 X 10- 8 . we will get in year TH = 9 . 9 x 1 0 9 x 3 / 7 1 x 10 year TH = 0 . 313929 years Ity = 0 314 y / sounded off to 3 decimal places THY - 0.31 /sounded off to 2 decimal places