Question

the molarity of NaCL solution which has 3 moles in 2 litre of the solution is ? a: 01 b: 1.4 c: 1.5 d: 1.6

Answer 1

✯Gɪᴠᴇɴ :-

.

.

➪ᴍᴏʟᴇs ᴏғ = 3

➪ᴠᴏʟᴜᴍᴇ = 2ʟ

.

.

✯Fᴏʀᴍᴜʟᴀ :-

.

.

➪Mᴏʟᴀʀɪᴛʏ = Number of moles / Litres.

.

.

✯Sᴏʟᴜᴛɪᴏɴ :-

.

➪ᴍ = 3/5

➪ᴍ = 1.5 moles/litre--------------ᴏᴘᴛɪᴏɴ (ᴄ)

❥︎ᵐᵃʳᵏ ᵃˢ ᵇʳᵃⁱⁿˡⁱᵉˢᵗ.......

Answer 2

Answer -

1.5

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Explaination :

Given :

• Moles = 3
• Volume = 2L

To find :

• Molarity Solution

Solution :

$= M \frac{3}{5}$

Therefore M = 1.5 moles