1.Which of the following are characteristics of mixtures?
A. A range of boiling point.
B. A range of melting point.
C. Lack of exact concentration.
D. All of these
2.Pure substances contain only one type of?
A. Mixture
B. Density
C. Matter
D. Mass
3.A 150 mL of water was added with 20 grams of salt, after stirring all the salt dissolved in water. How do you classify its solubility?
A. saturated
B. unsaturated
C. supersaturated
D. none
4.Which group of samples are classified as solutions?
A. vinegar, mud in water, salt in water
B. salt in water, sugar in water, vinegar in water
C. vinegar, ice cream, mud in water
D. vinegar in water, ice cream, soil in water
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Answer:
1.A
2.d
3.c
4.b
Explanation:
salamat po sana mkatulong
Answer:
1.A.
2.B.
3.A.
4.B.
Explanation
1. Meron akong answer key sa tanong na iyan
2.Pure substances consist of only one type of matter. A pure substance can be an element, which consists of only one type of atom and cannot be broken down by a chemical change, or a compound, which consists of two or more types of atoms
3.You can say that it is saturated cause as stated on the sentence it is Dissolved
-Unsaturated is a state of solution where the solute is not dissolved properly
-Supersaturated is a state on the other hand where the solute forms crystals, it may be because the solute has more volume than the solvent
SOLVENT
-IS THE ONE THAT DISSOLVES THE SOLUTE
+Ex:Water etc
SOLUTE
-THE ONE WHO GETS DISSOLVED
+Ex:Sugar, salt
4.A solution consists of a solvent and a solute. It is cosidered as a homogeneous type of mixture.
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