Cl is stable as a diatomic molecule where the 2 Cl atoms are held together by a covalent bond
molar mass of the diatomic molecule is 70.9 g/mol
therefore 70.9 g of Cl₂ is - 1 mol
then 140 g of Cl₂ is - 1/70.9 x 140 = 1.97 mol
there are 1.97 mol of Cl₂ present
Answer:
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Find the list below.
Explanation:
Good Use
1. Manufacture of substances: Virtually all manufactured substances incorporate water during their production.
2. Provision of electricity: Water in dams have been channeled to provide thermal energy.
3. Provision of transportation: Ships, boats, and canoes provide a means of transporting humans and goods to other places using water as a medium.
4. Provision of recreation: Swimming in pools are recreational activities.
5. Cleaning surfaces and the environment: Dust and other debris are removed from our homes and environments with the help of water.
6. Provision of food: The fishes obtained from water bodies serve as a food source.
Bad Use
1. Refuse dumping ground: Most industries and homes channel waste products into water bodies and this can be dangerous to aquatic lives.
2. Channels for oil spillage: Oil spillage is another environmental hazard caused by humans on water bodies.
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