Respuesta :

kenmyna
 The molarity of  solution that has  25.5g  Kbr  in 1.75 l solution is calculated  as  below

find the  moles  of Kbr  = mass/molar  mass
= 25.5g/119 g/mol= 0.214 moles

molarity  = moles/volume in liters

=  0.214 / 1.75= 0.12 M

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