Tuesday, 19 September 2017

Atoms and Molecules

Atoms and Molecules

Atoms and Molecules

Question 1. In a reaction 5.3 g of sodium carbonate reacted with 6 g of ethanoic acid. The products were 2.2 g of carbon dioxide, 0.9 g water and 8.2 g of sodium ethanoate. Show that these observations are in agreement with the law of conservation of mass carbonate.
Answer.
ncert-solutions-for-class-9-science-atoms-and-molecules-1
ncert-solutions-for-class-9-science-atoms-and-molecules-2

ATOMS AND MOLECULES



NCERT Solutions for Class 9 Maths

  1. Number Systems
  2. Polynomials
  3. Coordinate Geometry
  4. Linear Equations in Two Variables
  5. Introduction to Euclid's Geometry
  6. Lines And Angles
  7. Triangles
  8. Quadrilaterals
  9. Areas of Parallelograms and Triangles
  10. Circles
  11. Constructions
  12. Heron's Formula
  13. Surface Areas and Volumes
  14. Statistics
  15. Probability












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