A solution of ammonium sulphate fertilizer was to be applied to the soil before planting some seeds a given volume of water was put in
a large container and 3.68kg of fertilizer was dissolved in it. on analysis, 0.28dm3 of 0.35moldm3 barium chloride was
required to precipitate all the sulphate in 0.20dm3 of solution what was the volume of solution in the container?
[H=1 N=14 O=16 S=32]
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The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.