Question

what will be the concentration when 2 mole nacl is dissolved in 500 ml water​

Answer 1

Number of moles of NaCl=

Number of moles of NaCl= 58.5 /117 =2

Molarity= 1000 / 500 / = 4 m

Answer 2

Answer:

given 2 mole in 0.5 liter

we have concentration is number of moles in 1 liter

concentration is 2/o.5 =4M

Answer is short..

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