![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:00
The two naturally occurring isotopes of chlorine are 35cl (34.969 amu, 75.77%) and 37cl (36.966 amu, 24.23%). the two naturally occurring isotopes of bromine are 79br (78.918 rm amu, 50.69%) and 81br (80.916 amu, 49.31%). chlorine and bromine combine to form bromine monochloride, brcl. 1. how many peaks will be present in a mass spectrum for brcl? the four combinations of molecule possible given these four isotopes are: 81br37cl, 81br35cl, 79br37cl, and 79br35cl. 2. what are the masses of the four different brcl molecules? express the masses using six significant figures, in decreasing numeric order (highest to lowest), separated by commas.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:00
Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:00
How does carbon monoxide pose the greatest threat to humans? a. it can be produced by wood fires. b. it can be produced by home furnaces. c. it is produced by acid rain. d. it is produced by modern automobiles.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:30
Witch two conditions can limit the usefulness of the kinetic molecular theory in describing gas behavior?
Answers: 2
You know the right answer?
What is the mass of 0.7891 mol of (fe2o3)?...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 27.08.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 27.08.2020 17:01
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 27.08.2020 17:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 27.08.2020 17:01
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 27.08.2020 17:01
![question](/tpl/images/cats/mir.png)
World Languages, 27.08.2020 17:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 27.08.2020 17:01
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.08.2020 17:01
![question](/tpl/images/cats/ekonomika.png)
Business, 27.08.2020 17:01
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.08.2020 17:01