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456.1. Substance transformation. Chemical reaction types.

Write chemical reaction equation, which describe transformation of HCl → H2! (As additive reagent can be used O2, H2O, Zn, NaOH, HCl!)

Inorganic substance transformation multiplicity.
Substance transformation. Chemical reaction types.

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Operation with algebraic fractions
  2. Algebra: Equation with two unknowns (either 1 or 2 degree)
  3. Chemistry: Metal chemical properties.
  4. Physics: The development of transport
  5. Physics: Electrification of a body and interaction of bodies electrification.
  6. Physics: The transformation of energy.
  7. Chemistry: Natural substances and products.
  8. Geometry: Circumference length, arc length.
  9. Chemistry: Substance transformation. Chemical reaction types.
  10. Geometry: peak, edge, face, prism (straight and regular) pyramid (also regular), cylinder, cone, sphere.