06-01-2019
Physics

contestada

Why is the atomic mass usually given as an average (and a decimal)?

Respuesta :

osprey2015 osprey2015

06-01-2019

elements exist as isotopes. hydrogen has mostly 1 proton in the nucleus. but deuterium is also hydrogen with 1 neutron, tritium is also hydrogen with two neutrons. the average takes into account the element and its isotopes

Answer Link

Otras preguntas

Which statement best completes the diagram? Beliefs in Judaism Honor the holiday of Hanukkah. ? Follow the Ten Commandments. O A. Practice polytheism. B. Study

Work out the lengths of b of 17cm and 12cm pythagoras

Adults are often heard complaining that "kids today are..." Pick a complaint and prove them wrong:

Which component of fitness does running measure?

look at the graph of a line and write its equation

below for question 10. 10. Harmony places the letters in the word DECEMBER into a bag. A letter will be randomly selected and not replaced. Then another letter

If you run up a set of steps quickly compared to walking up the same set of steps slowly. Which requires more WORK a.) running b.) walking c.) same

Solve for x. 6 4 X 6 1 x = [?] Enter the number, in decimal form, that belongs in the green box.

How long did Bruno's mother say they were going to live in the new house? (Ch.2) 1. For the foreseeable future ENI 2. For one day 3. Forever 4. For 3 and a half

Given the coordinate transformation f(x, y) = (- 2x, y) and the domain (0, 5), (8, - 1) and (- 6, 4) what is the range?