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monitta
3 years ago
13

PLEEASEE HELP ITS PAST DUE AND IM GIVING BRAINLIEST

Chemistry
1 answer:
Leno4ka [110]3 years ago
4 0

Answer:

c or d

Explanation:

i dont know which one but it's one of those

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A student is given 25.2 mol of CuSO4 and it is dissolved into 3 L of water.
guapka [62]
6 is the answer just did it
6 0
3 years ago
Two samples of carbon come into contact. Heat will transfer from Sample A to Sample B if the average kinetic energy of Sample A'
Eddi Din [679]

Answer:

The right word to fill the blank space is GREATER THAN.

Explanation:

In nature, heat in form of temperature is usually transfer from the region of higher temperature to the region of lower temperature. Thus, for heat to be transfer from one substance to another one, the temperature will flow from the body with the higher temperature to that which has a lower temperature, the substance that is giving out the heat must have a higher temperature.  

3 0
3 years ago
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What is a polar air mass?<br> What is a tropical air mass?
aalyn [17]

Answer: Polar air mass is the large mass of air formed over land or water in higher latitudes. They are characterized by cold air.

Tropical air mass is the large mass of air that is formed 25 degrees latitude of the equator. They are characterized by warm air.

Explanation:

Polar air mass is known for cold air near earth's surface. Polar air mass takes place in cold regions like Arctic region.

Unlike tropical air mass, polar air mass brings cold and dry air weather in winter season.

Continental polar mass takes place in cold, stable and low humid areas like subpolar land. Whereas, maritime polar air mass forms over oceans which are cool and located in polar region.

Tropical air mass is characterized by warm to hot air. But, as this air mass move away from their latitude of origin, they get cooled down. This phenomenon mostly result in precipitation and storms in Unites States. This also shows that tropical air mass contains moisture. They are usually prone to sudden changes.

Continental tropical air mass is produced over desert areas of the world during summer, when its hot. While, maritime tropical air mass is produced over tropical and subtropical oceans and seas in the world.

8 0
3 years ago
Can someone tell me a summary of volcanoes and plate tectonics? (Please quickly!)
slamgirl [31]
TECTONIC PLATES

a theory explaining the structure of the earth's crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates which move slowly over the underlying mantle.
VALCONES AND TECTONIC

Most volcanoes form at the boundaries of Earth's tectonic plates. These plates are huge slabs of the Earth's crust and upper mantle, which fit together like pieces of a puzzle. These plates are not fixed, but are constantly moving at a very slow rate. They move only a few centimeters per year.
3 0
3 years ago
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The specific heat of liquid bromine is 0.226 J/g-K. How much heat (J) is required to raise the temperature of 10.0 mL of bromine
Viefleur [7K]

Answer:

16.2 J

Explanation:

Step 1: Given data

  • Specific heat of liquid bromine (c): 0.226 J/g.K
  • Volume of bromine (V): 10.0 mL
  • Initial temperature: 25.00 °C
  • Final temperature: 27.30 °C
  • Density of bromine (ρ): 3.12 g/mL

Step 2: Calculate the mass of bromine

The density is equal to the mass divided by the volume.

ρ = m/V

m = ρ × V

m = 3.12 g/mL × 10.0 mL

m = 31.2 g

Step 3: Calculate the change in the temperature (ΔT)

ΔT = 27.30 °C - 25.00 °C = 2.30 °C

The change in the temperature on the Celsius scale is equal to the change in the temperature on the Kelvin scale. Then, 2.30 °C = 2.30 K.

Step 4: Calculate the heat required (Q) to raise the temperature of the liquid bromine

We will use the following expression.

Q = c × m × ΔT

Q = 0.226 J/g.K × 31.2 g × 2.30 K

Q = 16.2 J

7 0
3 years ago
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