ICSE 2002 : SCIENCE Paper 2 (Chemistry) - Question 1(b) Answer the following.

SCIENCE
Paper 2 (Chemistry) - 2002
(One hour and a half)

Question 1
(b) Samples of the gases O₂, N₂, CO₂ and CO under the same conditions of temperature and pressure contain the same number of molecules represented by X. The molecules of oxygen (O₂) occupy V litres and have a mass of 8 gms. Under the same conditions of temperature and pressure:

Formats

Worksheet / Test Paper

Solve Exam Paper

Review

: Fill in the blanks

Your Performance

7.
(i) What is the volume occupied by:
(1) X molecules of N₂

8.
(2) 3X molecules of CO?

9.
(ii) What is the mass of CO₂ in grams?

10.
(iii) In answering the above questions, which law have you used?
(C = 12, N = 14, O = 16)

131 more pages in ICSE Board Class X Solved Exam Question Papers

⇐ Skip and Go To Question 1(a) Ans...

Skip and Go To Question 1(c) Com... ⇒