josebrown521
03.10.2021 •
Chemistry
A new element is discovered and needs an atomic mass on its periodic table square. The atomic number is 120, and it has two isotopes. One isotope has 125 neutrons, and it has a percent abundance of 80%. The second isotope has 130 neutrons. What is the atomic mass that should go on the periodic table? (Enter the answer as a whole number 000)
Solved
Show answers
More tips
- L Leisure and Entertainment What can be considered an antique: defining and valuing old objects...
- F Family and Home What Kind of Wedding to have After 11 Years of Marriage?...
- C Computers and Internet How to Top Up Your Skype Account Without Losing Money?...
- P Philosophy Unidentified Flying Object - What is the Nature of this Phenomenon?...
- F Family and Home Protect Your Home or Apartment from Pesky Ants...
- O Other What is a Disk Emulsifier and How Does it Work?...
- F Family and Home What does a newborn need?...
- F Family and Home Choosing the Right Car Seat for Your Child: Tips and Recommendations...
- F Food and Cooking How to Get Reconfirmation of Registration?...
Answers on questions: Chemistry
- C Chemistry What is the mole ratio between water and hydrochloric acid...
- C Chemistry Aforce is applied but nothing happens...
- C Chemistry What should you look for in a chemical formula to decide is a compound or element will not combust...
- C Chemistry What is the difference between solid hcl and liquid hcl...
- C Chemistry Define potential energy and then explain what factors or variables cause potential energy to change...
- C Chemistry What is the percent by mass of sodium in na2so4...
- C Chemistry A group of land ecosystems with similar climates and organisms is a(n) . A. biome B. Energy pyramid C. Biome Climate D. Food web...
- C Chemistry The pressure of a sample of gas at constant volume is 8atm at 70C. What will the pressure be at 20C? (please explain the steps to answer this)...
- S Social Studies What is so hard about writing a paper?...
- M Mathematics Wesley wants to have at least $50 to spend each day of his 7-day vacation. He plans to save $30 each month for 12 months. Which of the following shows that Wesley will save...
Ответ: