Which of the component in a fire triangle is the toughest to remove in case of fire?
Alkaline
Acidified
Dilute sulphuric acid
Concentrated sulphuric acid
Out of the three components in the fire triangle, fuel is the toughest to remove in case of fire
Why is dilute sulphuric acid used in place of concentrated sulphuric acid to prepare copper sulphate?
What would you observe in the following cases? (i) Sulphur trioxide is dissolved in water on a large scale. (ii) Concentrated sulphuric acid is added to equal volumes of cold water. (iii) 100 ml of 98% sulphuric acid is kept open. (iv) Hot concentrated sulphuric acid is added to sodium chloride crystals. (v) Dilute sulphuric acid is added to ferrous sulphate solution.