K+hcl=? na+h3po4=? cu+hno2=? ba+hcl=? hg+hno2=? zn+h2so4=? al+? zn+? ba+? na+?

Question

K+hcl=?
na+h3po4=?
cu+hno2=?
ba+hcl=?
hg+hno2=?
zn+h2so4=?

al+?
zn+?
ba+?
na+?

Comments

помогите!!!

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можно побыстрее)

Answer 1

2k+2hcl=2KCl + H2
6na+2h3po4=2Na3PO4 + 3H2
2cu+2hno2=2CuNO2 + H2
ba+2hcl=BaCl2 + H2
hg+2hno2=Hg(NO2)2 + H2
zn+h2so4=ZnSO4 + H2

Comments

спасибо!!!

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рада помочь)

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:-)