sarahbear10 sarahbear10

16-10-2020
Chemistry

contestada

17. What is the average atomic mass of the following isotopic mixture - 22.00% of 159.3 g/mole; 78.00% of
161.2g/mole?

Respuesta :

GeorgePP GeorgePP

16-10-2020

(0.22)*(159.3) + (0.78)*(161.2)
34.046 + 125.736 = 159.8 g/mole

Answer Link

Otras preguntas

Assessment items How many different triangles can be constructed with side measurements 6 cm, 15 cm, 20 cm?

Who was a famous Anti-Federalist? A. John Adams B. Alexander Hamilton C. Thomas Jefferson D. Benjamin Franklin

Please help!- The title "Another Evening at the Club" is close in meaning to "Just Another Evening at the Club". Given the events of the story, what is the sign

Describe the function of muscles

Explain about neutrinos and anti-neutrinos in about 300 words.

PLEASE HELP ME Read the paragraph and answer the question that follows: The town of Belmond, Iowa, needs to add weather sirens. The loud and steady wail would

Marjorie has to email her manager at the end of each week to describe what she worked on, any problems she had, and what she has planned for next week. What typ

I don’t understand because I’m not good with money

The word commission means to a. go on a mission with someone. c. give authorization. b. found a religious outpost. d. plunge ahead.

Why does the United States use sanctions as a tool of foreign policy? A. Making a treaty with another country can have mutual benefits. B. Limiting trade