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TEA [102]
4 years ago
14

The particle picture is best described as

Chemistry
2 answers:
kkurt [141]4 years ago
5 0
I would say its a solid compound
serious [3.7K]4 years ago
5 0
It’s E) a liquid mixture
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When 2.5g of copper sulphate are dissolved in 500ml of water, the concentration of the solution is
GREYUIT [131]
V(H₂O)=500 mL
p(H₂O)=0.9982 g/mL

m(H₂O)=V(H₂O)p(H₂O)

mass of salt solution:
m=m(H₂O)+m(CuSO₄)=V(H₂O)p(H₂O)+m(CuSO₄)

w = m(CuSO₄)/m

w=m(CuSO₄)/{V(H₂O)p(H₂O)+m(CuSO₄)}

w=2.5/{500*0.9982+2.5}=0.004984  (0.4984%)
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