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313.3. Substance consistent invariables. Chemical formulas.

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Pure river water and synthesised water chemical formula is with unvariable law.
Grade:
8
Subject
Chemistry
Theme
Insight in substances microstructure.
Subtheme
Substance consistent invariables. Chemical formulas.

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Square root
  2. Algebra: ax² + bx = 0
  3. Algebra: Square root properties
  4. Algebra: Quadratic equation discriminant
  5. Algebra: Viet theorem.
  6. Chemistry: Waters physical properties. Solution (part of weight).
  7. Algebra: Real numbers.
  8. Algebra: Complete quadratic equation
  9. Chemistry: Chemical element degree of oxidation. Drafting of binary compound formula and their name.
  10. Algebra: Transformation of algebraic expressions.