Question

Write down the names of compounds
KNO. CaCO
3. 3​

Answer 1

Answer:

1. The pair of equations x + 2y – 5 = 0 and 3x -6y + 15 = 0 have:

(A) A unique solution

(B) Exactly two solutions

(C) Infinitely many solutions

(D)

No solution

If a pair of 1:

Answer 2

Explanation:

Write down the names of compounds represented by the following formulae: (i) Al2 (SO4)3(ii) CaCl2 (iii) K2SO4 (iv) KNO3 (v) CaCO3

(i) Al2(SO4)3

Aluminium sulphate

(ii) CaCl2

Calcium chloride

(iii) K2SO4

Potassium sulphate

(iv) KNO3

Potassium nitrate

(v) CaCO3

Calcium carbonate