Question

9.
The electric charge on the electron is 1.602 x 10-19 coulomb. How much charge is present on
0.1 mole of Cu' ions.
10.
11.
How many years it would take to spend one Avogadro's number of rupees at a rate of 10 lakh
of rupees in one second?
From 22 gm of CO2, 2 x 1023 molecules are removed. How many grams of CO2 are left?
Find the number of g atom and weight of an element having 2 x 1023 atoms. (At. Wt. = 32)
How many molecules and atoms of O2 are present in 5.6 l.of O2 at NTP?
12.
13.
14.
What is the volume occupied by 13 gm of C2H2 at STP?
15.
From 200 mg of CO2, 1021 molecules are removed. How many moles of CO2 are left?​

Answer 1

Answer:

The electric charge on electron is 1.602*10power-19 coulomb. How much charge is present in 0.1 mole of Cu 2+ ions. So, the charge present in 0.1 mole of Cu2+ ions is 1.9288 x 104 C.

Explanation:

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