Chemistry, asked by vidhinath, 1 year ago

how many moles of NaCl are present in 20 gm of the substance

Answers

Answered by lasya61

20/58.5
here the 58.5 is the weight of the nacl so and ans is 0.341 mark as brainlist

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Answered by anand7422

mole=given mass/molar mass
so first of all we have to the molar mass of NaCl=22 .99+35.45
= 58.44gm
now 20/58.44
so no. of moles are 0.342 mol

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