subject
Chemistry, 20.09.2019 00:30 mcqueen10travis

In a naturally occurring sample, 19.8% of boron atoms have five neutrons and 80.2% have six neutrons. what is the mass number of each boron isotope? sketch a sample of 10 atoms that is nearly representative of a natural sample. what is the average mass of the atoms in your drawing? what is the atomic mass of boron? (boron-10 has a mass of 10.01294 amu and boron-11 has a mass of 11.00931 amu.)

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 14:10, coralstoner6793
Which of these will change if the air in aclosed bottle is heated? abcdthe mass of the airthe composition of the airthe air pressure in the bottlethe number of air molecules in the bottle
Answers: 3
image
Chemistry, 22.06.2019 15:00, kamkam5791
Is powdered sports drink ionic or covalent ? 10pts !
Answers: 1
image
Chemistry, 23.06.2019 02:00, bagofmud8339
The point along a planet's orbit where it is closest to the sun is called the
Answers: 1
image
Chemistry, 23.06.2019 04:10, mojio22
An unknown substance has been shown to have weak covalent bonds. which of the following is most likely a property of this substance? a. high ph b. high conductivity c. low melting point d. low flammability
Answers: 3
You know the right answer?
In a naturally occurring sample, 19.8% of boron atoms have five neutrons and 80.2% have six neutrons...

Questions in other subjects:

Konu
Geography, 28.01.2020 07:31
Konu
Mathematics, 28.01.2020 07:31
Konu
Mathematics, 28.01.2020 07:31