Answer:

Explanation:
In this problem, we need to convert
to km².
We know that,
1 km = 1000 m
⇒ 1 km² = 10⁶ m²
So,

So,
is equal to
.
Answer:
The correct approach will be the "Linguistic-relativity hypothesis".
Explanation:
- This theory can be defined as either the Hypothesis of Sapir-Whorf. This theory proposes whether our cognitive capabilities are influenced by languages as well as decide how we start behaving and communicate throughout society.
- Sapir Whorf explains these variations throughout the nature of human language throughout the manner a person understands the world.
Answer:
half-life of 5,700 ± 40 years
Explanation:
2.47 moles are produce if 85g of N2 react with 180g of Mg
Answer:
The various uses of water :
1. Water is used for daily purpose like cooking , bathing , cleaning and drinking.
2. Water is used as a universal solvent.
3. water maintains the temperature of our body.
4. Water helps in digestion in our body.
5 .water is used in factories and industries.
6. Water is used to grow plants , vegetables and crops.