Question

8. A cylinder filled with neon gas (mass number 20) contains 1 x 10” molecules. In an identical cylinder
containing helium gas (mass number, 4) at the same temperature and pressure, the number of molecules
will be
a.2 x 1023
b. 1 x 1023
c. 5 x 1023
d. 10 x 1023
​

Answer 1

Answer:

a.

Explanation:

i don't know ans write ya wrong

2 X 1023