11th maths Chapter 8 Exercise 8.2 Complete Solutions

What is the mass of oxygen that is required for the complete combustion of 2.8 kg ethylene :-

Class 10 ncert maths solution exercise 8.1 Qn o. 1

For a first order reaction, the ratio of the time taken for 7//8^(th) of the reaction to complete to that of half of the reaction to complete is

Std 8 maths ch 5 || standard 8 maths chapter 5 in gujarati||class 8 maths ch 5||ભાગ=૪|| Child Guruji