I kinda need help . And please don't copy stuff down from the internet.
...
Answers: 3
Chemistry, 22.06.2019 19:00
Sum of brother and sisters age is 26. four times the brothers age is subtracted from three times the sisters age, the difference is 8. what are the ages of the brother and sister?
Answers: 1
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Computers and Technology, 18.06.2020 15:57
Biology, 18.06.2020 15:57
Computers and Technology, 18.06.2020 15:57
Computers and Technology, 18.06.2020 15:57
English, 18.06.2020 15:57
Mathematics, 18.06.2020 15:57
Computers and Technology, 18.06.2020 15:57
Mathematics, 18.06.2020 15:57