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Evgen [1.6K]
4 years ago
6

Using the formula for velocity shown below, what is the average velocity of a car that traveled 100 miles south of where it bega

n for a duration of 2 hours?
50 mph south

50 mph north

200 mph south

200 mph north

Chemistry
1 answer:
Ivanshal [37]4 years ago
7 0

Answer:

200 mph north

Explanation:

So to answer your question, when traveling at a constant velocity of 100 mph, it will take 36 seconds to travel one mile.

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Wetlands provide habitats for many living things because of their sheltered waters and what other feature?
SIZIF [17.4K]

Answer:

large supply of nutrients.

Explanation:

In a wetland, the soil is covered by water or is almost covered by water. This water may be coming upwards from an underground aquifer. Wetlands are covered by water for most of the year.

They are sheltered waters and do provide habitats for many living things.

Nutrients such as; Carbon sulfur, phosphorus, carbon, and nitrogen are cycled within the soil of wetlands hence wetlands have a large supply of nutrients.

5 0
3 years ago
When a solution of barium nitrate and a solution of copper (II) sulfate are mixed, a chemical reaction produces solid barium sul
Artemon [7]
The total mass of the products is 10.76 g + 204.44 g = 215.20 g.
The masses of all the reactants but one are known so,

215.20 g - 120.00 g - 8.15 g - 75.00 g = 12.05 g

12.05 g is the mass of the unweighed barium nitrate. 
8 0
3 years ago
Read 2 more answers
First law of Thermodynamics
guapka [62]

Answer:

Thermal energy is taken from heat sink in higher temperature. A thermal power machine does mechanical energy using part of the heat.

Part of heat taken are given in cold reservoir in lower temperature

Explanation:

7 0
3 years ago
How many moles of each element (C, H, and O) are present in a 100.0 g sample of<br> ethanol?
Anuta_ua [19.1K]

Answer:

2.173 moles of ethanol is presented in a 100.0g sample of ethanol .

Explanation:

The amount of substance that contains as many Particles as there are atoms in exactly 12g of carbon- '12 isotope is called 1 mole '= 46 u.

7 0
3 years ago
What is the relationship between the motion of molecules and the kinetic energy of the particles?
Lorico [155]

Answer:

Explanation:

According to Kinetic Molecular Theory, an increase in temperature will increase the average kinetic energy of the molecules. As the particles move faster, they will likely hit the edge of the container more often.

6 0
3 years ago
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