Answer:
Standardization is the process of titrating a solution prepared from a carefully measured mass of solid accurately determine the concentration of the titrant.
Well density = mass over volume so:
Liquid A -
Liquid B -
So Liquid A is more dense
Answer:
These chemically composed forces that hold together atoms to create either a molecule or atom
Explanation:
Answer:
Overproduction of Offspring. The first of these factors that must be present in order for Natural Selection to occur is the ability of a population to overproduce offspring.
Variation.
Selection.
Reproduction of Adaptations.
Explanation:
Answer:
Chemical Change
Explanation:
Color changes in chemical compounds are as a result of chemical reactions between the two reactant , and in this case a new reactant is been formed.
which eventually changes the color to yellow.
Indicators like Leucomalachite green do changes from green ( base) to yellow (acidic).
So for a new product to be formed which is of different color and chemical properties,the observation change is definitely a chemical change
