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WorksheetsMatter 7th grade
Total questions: 8
Worksheet time: 24mins
The following image corresponds to the process of...
Dissolution of salt in water
Dissolution of sucrose in water
None of the above
Colloids process
The following image corresponds to the process of...
Dissolution of salt in water
Dissolution of sucrose in water
None of the above
Colloids process
The following formulas correspond to: C₁₂H₂₂O₁₁ & NaCl
Water and salt
Sucrose and salt
Carbon and sugar
None of the above.
Calculate the concentration, in g/L, of an aqueous solution consisting of 5 g of glucose and 75 g of water. In this case, the density of the solution is equal to that of the water, 1.00 g/mL
66.67 g/L
66.67
67
None of the above.
A solution is saturated if we cannot add more solute
True
False
Explain which physical process is represented in the following picture
Evaporation
Disolution
Condesation
Destilation
Cristalisation is a method use for separating...
Homogeneous mixtures
Heterogeneous mixtures
Suspensions
Colloids
We prepare 140 g solution of seawater in 150 ml of water. Calculate the concentration of this solution in g/L
488.96 g/L
488.96
489
None of the above.
