Mathematics, 04.08.2021 02:30 anyaimartinez1901
40K decays to 40Ar with a half-life of 1.25 x 109 yr. Assume that rocks contain no 40Ar when they form, and that the only way 40Ar can be present is through the decay of 40K. If the ratio of 40K to 40Ar in a particular rock is found to be 1:7, what is the age of the rock
Answers: 1
Mathematics, 22.06.2019 00:30, Andrewecolt1993
Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?
Answers: 3
Mathematics, 22.06.2019 01:30, KillerSteamcar
Jacob is graphing the line represented by the equation −6x−5y=12.−6x−5y=12. he first plots the x-x- and y-interceptsy-intercepts as follows. which statement is correct regarding the intercepts on the graph?
Answers: 1
40K decays to 40Ar with a half-life of 1.25 x 109 yr. Assume that rocks contain no 40Ar when they fo...
Mathematics, 29.05.2021 22:10