No prov

The exercise was created 2025-05-18 by sk-tnv8lca1rl. Question count: 8.

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  • 1) syra+baser=salt
  • skriv kemisk formel för 1) HCl+NH3=NH4Cl
  • 2) surt+basiskt=salt+vatten
  • skriv en kemisk foremel för 2) HCl+NaOH=NaCl+H2O
  • 3) syra+metall=salt+vätgas
  • skriv en kemisk formel för 3) 2HCl+Mg=MgCl2+H2
  • 4) Syra+metalloxid=salt+vatten
  • skriv en kemiskformel för 4) H2SO4+CuO=H2O+CuSO4

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