Question

A solution is pre pared by adding 2g of substance a to 18g of water calculate the masspercentage of solute

Answer 1

A

1. Question⇒  A solution is pre pared by adding 2g of substance a to 18g of water calculate the masspercentage of solute

Explanation:

• The mass percentage of the solute is 20%.
• Explanation:
• Mass of the solute A = 2 g  
• Mass of the solvent that is water = 18 g
• Total mass of the solution = 18 g + 2 g = 20 g
• Mass(%)= 2g/20g*100= 20%
• 20% .Answer

Answer 2

Answer:

10%

Explanation:

refer the attachment.