<h3>Answer:</h3><h2>Similarities</h2>
- Fresh water and marine water both are essential parts of the water cycle.
- They contain the same chemical and the amount of minerals in both the ecosystems is same.
- Both addresses to the aquatic development.
<h2>Dissimilarities</h2>
- Marine water carries much higher amounts of suspended chemicals as related to fresh water.
- This larger collection of the chemical also increases the quantity of salt in marine water than that of fresh water.
- Plant and animals existing in these water bodies also differ.
D.)They can have different molecular formulas
An isomer is the combination of <span>each of two or more compounds with the same formula but a different arrangement of atoms in the molecule and different properties.</span>
The law of conservation of mass states that matter cannot be created or destroyed in a chemical reaction. For example, when wood burns, the mass of the soot, ashes, and gases, equals the original mass of the charcoal and the oxygen when it first reacted. So the mass of the product equals the mass of the reactant