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Q4. When 20 g of salt is added to a beaker containing 100 g of water, the salt dissolves and seems to disappear as a solution is formed. A) What is the mass now? B) Explain your answer.​

Sagot :

A) 120g B) As the salt dissolves in water it adds more mass and the water becomes more denser
A. 120g
B. This is because the salt forms a solution with the water hence their individual masses will be summer giving you a mass greater than both individual masses.