This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The mass of 12C is 12 u, where 1 u = 1.660559 10-27 kg. This mass is equal to: a. the mass of the ... (Read 86 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560
on: Jul 28, 2018
The mass of 12C is 12 u, where 1 u = 1.660559  10-27 kg. This mass is equal to:
 a. the mass of the 12C nucleus plus 6 electrons.
  b. the mass of the 12C nucleus plus 12 electrons.
  c. the mass of the 12C nucleus.
  d. the mass of 6 protons and 6 neutrons.

Question 2

If there are 146 neutrons in 238U, how many neutrons are found in the nucleus of 233U?
 a. 147
  c. 143
  b. 145
  d. 141


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

micaelaswann

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

D


kwoodring

  • Hero Member
  • *****
  • Posts: 560
Reply #2 on: Jul 28, 2018
TY


micaelaswann

  • Sr. Member
  • ****
  • Posts: 314
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Atomic Number and Mass Number Atomic Number and Mass Number
What is the mass % of H2S04 in concentrated sulfuric acid? What is the mass % of H2S04 in concentrated sulfuric acid?
If the density of an unknown gas is 2.59 g/L at STP, what is its molar mass? If the density of an unknown gas is 2.59 g/L at STP, what is its molar mass?
Given that sodium chloride is 39.0% sodium by mass, how many grams of sodium chl Given that sodium chloride is 39.0% sodium by mass, how many grams of sodium chl
Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ... Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ...
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Video: Mechanisms for chromosome movement Animation

For a complete list of videos, visit our video library