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Morgarella [4.7K]
3 years ago
9

What is the system of blood and blood vessels and the heart

Physics
2 answers:
Karo-lina-s [1.5K]3 years ago
8 0
Answer:circulatory system 
Debora [2.8K]3 years ago
3 0
That would be the circulatory system. It also includes arteries, capilleries, and veins.
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If you were to be drawn into a black hole, what would happen? To the black hole, not to you.
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How fast would you have to travel on the surface of earth at the equator to keep up with the sun (that is, so that the sun would
professor190 [17]

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v=\frac{Distance}{Time}

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You would have to travel at 1037 miles per hour in the direction opposite to the direction the rotation is ocurring in.

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You have a 3.00-liter container filled with N₂ at 25°C and 4.45 atm pressure connected to a 2.00-liter container filled with Ar
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Answer : The final pressure in the two containers is, 2.62 atm

Explanation :

Boyle's Law : It is defined as the pressure of the gas is inversely proportional to the volume of the gas at constant temperature and number of moles.

P\propto \frac{1}{V}

Thus, the expression for final pressure in the two containers will be:

PV=P_1V_1+P_2V_2

P=\frac{P_1V_1+P_2V_2}{V}

where,

P_1 = pressure of N₂ gas = 4.45 atm

P_2 = pressure of Ar gas = 2.75 atm

V_1 = volume of N₂ gas = 3.00 L

V_2 = volume of Ar gas = 2.00 L

P = final pressure of gas = ?

V = final volume of gas = (4.45 + 2.75) L = 7.2 L

Now put all the given values in the above equation, we get:

P=\frac{(4.45atm)\times (3.00L)+(2.75atm)\times (2.00L)}{7.2L}

P=2.62atm

Thus, the final pressure in the two containers is, 2.62 atm

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