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

Please help hurry will give points to Brainlyest

Solve the proportion 8/3 = g/3

Help with the middle question please

When a strong acid is titrated with a weak base, the pH at the equivalence point Multiple Choice is greater than 7.0. is equal to 7.0. is less than 7.0. is equa

Which of the following is not true of political machines

Which statement best describes Carnegie's ideas about the wealthy class? O The wealthy came into their fortunes as a result of luck, and they are no fitter than

There was an example earlier where Flo Haysbert only contacted college students from Central-Ohio for research on automobile insurers for all college students.

The graph below shows the solution to which system of inequalities? 10 10 +10 OA. y2-x-6 and ys-x+8 O B. y>-x-6 and y<- x+8 O C. y>-x-6 and ys-x+8 OD.

Suppose you live in a country with a proportional tax system. You make $20,000 a year and pay $5000 in taxes. Your friend, Naomi, makes twice as much money as y

advantages of rusting