Question

can give a value based question for the lesson atoms and molecules?

Answer 1

Ravi was performing an experiment related to laws of chemical combinations. Ravi found that when he burned 1gm of  hydrogen gas in 8gms of oxygen gas, he obtained 9gms water , even on repeating this experiment a number of times he got the same results.

a) Write a balanced equation for the reaction which took place above.

b) What are the reactants and products in the above case?

c) What values are displayed by Ravi?

ANSWRS-

a. 2H2 + O2 = 2H2O

b. Reactants- Hydrogen, oxygen

Product- Water

c. I) Scientific knowledge

ii) Application of knowledge.