Chemistry, 22.11.2020 20:10 llnapier8924
What mass of iron(II) ammonium sulphate-6-water, Fe(NH4)2(SO4)3.6H2O, (relative molecular mass = 392) must be dissolved in water to produce 1 litre of a solution which is 0.05M with respect to Fe2+(aq)?
A 2.80
B 14.2
C 19.6
D 28.0
Answers: 3
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A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
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What mass of iron(II) ammonium sulphate-6-water, Fe(NH4)2(SO4)3.6H2O, (relative molecular mass = 392...
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