Question

The mass of copper sulphate required to prepare 25% (mass %) solution in 100g of water is: A. 44.4 g B.55.5 g C. 33.3 g D. 66.6 g

20 g of solute are dissolved in 80 g of the solvent. The solubility of g the solute A. 40g B. 25 g C. 35 g D. 45g

Which of the following tissues has lignified cell wall? A. Parenchyma B. Collenchyma C. Sclerenchyma D. Cambium .

Which of the following is a solid
foam ? 그 A. Mud B. Jelly D. Butter • Which of the following is not vector quantity? A. Acceleration B. Displacement C. Speed D. Velocity

5. The velocity time graph has a negative slope. The body is undergoing ZA, Uniform acceleration B. Variable acceleration C. Variable retardation D. Uniform retardation C. Bread ​

Answer 1

Answer:

Did you mean: The mass of copper sulphate required to prepare 25% (mass %) solution in 100g of water is: A. 44.4 gB.55.5 g C. 33.3 g D. 66.6 g 20 g of solute are dissolved in 80 g of the solvent. The solubility of g the solute A. 40g B. 25 g C. 35 g D. 45g Which of the following tissues has lignified cell wall? A. Parenchyma B. Collenchyma C. Sclerenchyma D. Cambium . Which of the following is a solid foam ? 그 A. Mud B. Jelly D. Butter • Which of the following is not vector quantity? A. Acceleration B. Displacement C. Speed D. Velocity 5. The velocity time graph has a negative slope. The body is undergoing ZA, Uniform acceleration B. Variable acceleration C. Variable retardation D. Uniform retardation C. Bread