Choose the most alkaline substance in the group.
2 answers:
Answer:
The correct answer is option D.
Explanation:
The pH of the solution is defined as negative logarithm of hydrogen ion concentration in the aqueous solution.
- Higher the value of hydrogen ion concentration lower will be the value of pH and more acidic will be the solution.
- Lower the value of hydrogen ion concentration higher will be the value of pH and more alkaline will be the solution.
The most alkaline substance will have higher value of pH.
So, from the given option mil magnesia has highest value of pH with 10.5 which makes is most alkaline from the other given options.
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<u>Answer:</u>
Density is mass per unit volume.
Its formula is
Density = Mass / Volume
Its units can be kg/L or kg/() or g/mL or g/(
)
Density of various substances are given. The more denser substance goes to the bottom of the graduated cylinder.
Air on the top then comes Wood followed by Corn oil followed by Ice and then Water followed by Glycerin then Rubber then Corn syrup and at last Steel at the bottom which will more denser than all the substances mentioned above.
The staking up of the substances is in the order mentioned below in the tabular column
