cecinava183pe0rrv cecinava183pe0rrv

01-02-2021
Chemistry

contestada

How many molecules are in 2.91 X 1022 atoms of He

Respuesta :

luceroyaresli7 luceroyaresli7

10-02-2021

Answer:

Explanation:

1 mole of oranges contains 6.02 x1023 oranges. 1 mole of helium gas contains 6.02 x1023 helium atoms. 1 mole of water contains 6.02 x1023 water molecules.

...

Answer Link

25-02-2021

Answer:

25194.56

Explanation:

You'll need a scientifuc calculator

2.91*10^22*1 = 2.91E22

2.91E22-/6.02*10^23=25194.56

6.02*10^22 Is the Mole number

Answer Link

Otras preguntas

Which of the following is a desert most likely to have? Choose one: A. high transpiration rates B. a location at latitude 60° N C. a location at latitude

Sonny's Surfer Shop produces and sells custom surf boards. Assume that labor is the only input that varies for the firm. The firm's owner has determined that if

39 = 2x - 5(-3x + 16)

Nancy Gardener is making dresses for her granddaughters. For each dress she will need between three and four yards of fabric. The fabric she is using costs $4.

Which is an example of transforming potential energy to kinetic energy? Select two options. changing thermal energy to electrical energy changing chemical energ

Find the least common multiple. 84, 36, and 15 A. 45,360 B. 252 C. 1,260 D. 420

y=2x+3 y=−3x+3 What is the solution

Length 10 cm and width 7 cm

PLEASE HELP!!!!!!!!!!

Claire has a hot tub with a diameter of 7 feet. She wants to purchase a cover to protect the hot tub. What is the area of the cover? Use pi = 3.14 and round the