20brooklyn22
05.02.2020 •
Chemistry
The atomic mass of chlorine is listed as 35.454 amu on the periodic table. it has two naturally occurring isotopes, cl-35 and cl-37. what are the approximate percentages of each?
Solved
Show answers
More tips
- H Health and Medicine Hangover: How to Get Rid of It Quickly?...
- A Auto and Moto How to Start a Diesel Engine in Cold Weather?...
- A Auto and Moto Which alarm system to choose?...
- P Photography and Videography What is lens calibration and why is it needed?...
- S Science and Technology How to Choose a Picture Frame: Tips and Recommendations...
- P Photography and Videography Understanding HDR: How It Works and Why You Need It...
- P Photography and Videography How to Choose the Perfect Photo Paper for Your Images?...
- C Computers and Internet How to Choose an Uninterruptible Power Supply (UPS) for Your Computer: Expert Tips...
- S Science and Technology How to choose a home theater system?...
- A Auto and Moto How to Choose a Car Wash? Tips and Recommendations...
Answers on questions: Chemistry
- S Social Studies One of your friends is originally from ecuador. when he was a kid, he would sneak into the forest and watch howler monkeys. on one of these trips, though, he insists...
- M Mathematics Write 3,408,000 in expanded form....
- S Social Studies Which of the following is not one of the factors of production? A land B cost C. labor D. capital Please select the best answer from the choices provided А B C...
- B Business If you are projecting your future financially, what are your doing? Risking Forecasting Managing Expanding...
Ответ:
(1-x)=percentage of Cl-35
35(x)+37(1-x)=35.454
35x+37-37x=35.454
-2x=35.454-37
-2x=-1.546
x=-1.546/(-2)
x=0.773
0.773=77.3/100=77.3%
(1-x)=1-0.773=0.227
0.227=22.7/100=22.7%
the percentages are: 77.3% of Cl-35 and 22.7% of Cl-37.
Ответ: