Mathematics, 04.12.2020 04:40 tmkyer2

the element born has two stable isotopes. boron-10 has an atomic mass of 10.0129 and a percentage in nature of 19.78% the atomic mass of boron-11 is 11.0093 and its percentage in nature is 80.22% what is the average atomic mass for boron?

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:30, mistiehaas

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

Answers: 2

continue

Mathematics, 21.06.2019 18:00, gyexisromero10

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Answers: 3

continue

Mathematics, 21.06.2019 18:20, Karamatullah

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Answers: 1

continue

Mathematics, 21.06.2019 21:00, lucky1silky

If u good at math hit me up on insta or sum @basic_jaiden or @ and

Answers: 1

continue

You know the right answer?

the element born has two stable isotopes. boron-10 has an atomic mass of 10.0129 and a percentage in...