What is the mass of precipitate formed when x mL of solution is mixed with another
What is the mass of precipitate formed when 50 mL of 16.9% solution of AgNO₃ is mixed with 50 mL…
7 years ago
Moderate
Magnesium carbonate of x g decomposes. What is the percentage of purity
20.0 g of a magnesium carbonate sample decomposes on heating to give CO₂ and 8.0 g magnesium oxide. What will…
7 years ago
When x g of magnesium burnt with oxygen what is left
1.0 g of magnesium is burnt with 0.56 g O₂ in a closed vessel. Which reactant is left in excess…
7 years ago
Constant Characteristic of living organism
Which one is a constant characteristic of living organisms? Options (a) Adaptation (b) Metabolism (c) Homeostasis (d) Reproduction Correct Answer:…
7 years ago