Home
Class 9
CHEMISTRY
Number of moles of Na atoms in 69 gm of ...

Number of moles of Na atoms in 69 gm of Na is-

A

a. 6.9

B

b. 690

C

c. 3

D

d. 30

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

Calculate the number of moles of zinc in 23.3 gm of zinc.

When 0.1 mole of BaCl_(2) is treated with 0.5 mole of Na_(3)PO_(4) , the maximum number of moles of Barium phosphate formed is

There are as many notes as number of oxygen atoms in 24.8 gm Na_(2)S_(2)O_(3).5H_(2)O (Mw = 248). A note counting machine counts 48 milion notes per day. Number of days taken to count these notes is

How many number of moles of glucose are present in 540 gms of glucose ?

Na and Mg crystallize in BCC and FCC type of crystals respectively, then the number of atoms of Na and Mg present in the unit cell of their respective crystals is

A mole of any substance contains 6.023xx10^(23) particles. The particles may be atom, molecule ions, electron, proton or neutron. One mole of atom is equal to 1 gm -atom which is equal to atomic weight of atom. 1 gm molecule of any gas is 1 mole of gas whose volume is 22.4 litre at N.T.P. Mass of 1 atom of an element X_(2) is 6.64xx10^(-23)gm . Molecular weight of X_(2) is

A mole of any substance contains 6.023xx10^(23) particles. The particles may be atom, molecule ions, electron, proton or neutron. One mole of atom is equal to 1 gm -atom which is equal to atomic weight of atom. 1 gm molecule of any gas is 1 mole of gas whose volume is 22.4 litre at N.T.P. The volume of 3.011xx10^(23) atoms of hydrogen gas at N.T.P. is