The temperature of an ideal monatomic gas rises by 8.0 k. what is the change in the internal energy of 1 mol of the gas at constant volume?

Answer:

A distance-time graph shows how far an object has travelled in a given time. It is a simple line graph that denotes distance versus time findings on the graph. Distance is plotted on the Y-axis. Time is plotted on the X-axis

Explanation:

A promising evidence of a habitat that might support life on the planet Mars is water.

There is evidence supporting the existence of liquid water on Mars from numerous sources. The finding of repeated black streaks on Martian slopes and the presence of hydrated minerals suggest the potential of seasonal or location-specific briny water flows. A necessary component of life as known is liquid water.

Additionally, Mars possesses underground ecosystems that could provide defence against radiation and severe surface conditions. Researchers have found evidence of ancient underground hydrothermal systems as well as beneath ice. These settings might offer consistent conditions for the development of microbial life.  Methane gas has been found in the Martian atmosphere, along with variations over time, and this has led to questions regarding its origin. Both geological and biological processes can result in the production of methane.

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Show us the experiment then

Texture: The texture of a substance can differ with a physical change.

Color: The changing of color of a substance is not necessarily an indicator of a chemical change.

A person's weight is 51kg. The gravitational force is 9.8 m/s². One snowshoe has a surface area of 0.2m2. The pressure applied when standing on (A) one snowshoe and (B) both snowshoes is 2.499 kPa.

The pressure applied by a person standing on the snowshoe is given by the formula:

Pressure = Force / Area

where Force is the weight of the person and Area is the area of one snowshoe.

(A) When standing on one snowshoe:

The force exerted by the person on one snowshoe is equal to the weight of the person:

Force = 51 kg x 9.8 m/s² = 499.8 N

Therefore, the pressure applied by the person on one snowshoe is:

Pressure = Force / Area = 499.8 N / 0.2 m² = 2499 Pa = 2.499 kPa (to three decimal places)

(B) When standing on both snowshoes:

The force exerted by the person on both snowshoes is twice the weight of the person:

Force = 2 x 51 kg x 9.8 m/s² = 999.6 N

Therefore, the pressure applied by the person on both snowshoes is:

Pressure = Force / Area = 999.6 N / (2 x 0.2 m²) = 2499 Pa = 2.499 kPa (to three decimal places)

Hence, the pressure applied by the person when standing on one snowshoe or both snowshoes is the same, and it is equal to 2.499 kPa (to three decimal places).

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The wave speed on the string with frequency of the lowest standing-wave mode on a 1.0-m-long string is 40 Hz = 80 m/s

The fundamental frequency or first harmonic is the lowest possible frequency at which a string can vibrate to form a standing wave pattern. The second harmonic is the lowest frequency at which a string can vibrate; the third harmonic is the third lowest frequency; and so on.

The equation:

v = f x 2L

Where:

v = velocity/ speed of the wave (m/s)

f = frequency (Hz)

L = length of the string (m)

Hence, the wave speed of the string:

v = (40 Hz) (2 x 1.0)

= 80 m/s

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Sound travels faster in the air if the air temperature is warm

Everything comes down to the chemical composition of air and sound. Sound molecules travel faster through the air particles in warm air. So, at an air temp of 70°F at sea level, the scientific estimation of the sound speed is 767 mph. Sound, on the other hand, travels the fastest in warmer temperatures air. It moves at 740 miles per hour in subzero temperatures.

Although sound travels slower in cooler air temperatures, it can travel further. The waves are refracted from wallets of warm air and returned to the ground as a result. This sound wave then oscillates between cold and warm air and the surface, causing it to travel further.

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Standing waves are most often caused by the resonance phenomenon, which happens when waves are reflected back and forth at the resonator's resonant frequency and interfere, causing standing waves to form inside the resonator.

The observed wave pattern contains points that appear to be standing still, which is why the pattern is typically referred to as a standing wave pattern.

Such patterns can only be produced by specific vibrational frequencies within the medium. The term "harmonics" or "only harmonics" is used to describe these frequencies.

A reflective boundary of some kind is required for a standing wave to form. The shape is then affected by the wave's frequency, the waveguide's length, and the boundary's acoustic impedance.

Therefore, standing wave pattern change.

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(a) The minimum speed, the object must have in order to make it to point B is 6.26 m/s.

(b) If the initial speed is 12 m/s, the final speed of the object at point A is 8.1 m/s and point B is 10.23 m/s

The minimum speed of the object in order to reach point B is calculated by applying the principle of conservation of energy as shown below.

K.E₁ + P.E₁ = K.E₂ + P.E₂

K.E₂ - K.E₁ = P.E₁ - P.E₂

where;

¹/₂m(v₂² - v₁²) = mg(h₁ - h₂)

¹/₂(v₂² - v₁²) = g(h₁ - h₂)

v₂² - v₁² = 2g(h₁ - h₂)

v₂² = 2g(h₁ - h₂) + v₁²

where;

v₂ = √ [2g(h₁ - h₂) + v₁² ]

v₂ = √ [2 x 9.8(4 - 2) + 0² ]

v₂ = 6.26 m/s

B.

When the initial speed is 12 m/s, the final speed at A is calculated as;

v₂ = √ [2 x 9.8(0 - 4) +  12² ]

v₂ = 8.1 m/s

The final speed at B is calculated as;

v₂ = √ [2 x 9.8(4 - 2) +  8.1² ]

v₂ = 10.23 m/s

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Answer:

A) Electomagnetic wave

Explanation:

Answer:

A Newton's First Law of Motion

I would say the answer is 3 because by falling technically the ball would be kind of moving in the air. Plus potential energy is when for example a soccer ball isnt moving

The resultant momentum of the object is 13 meters per second.

A moving body's amount of motion is referred to as momentum. In general, it is more difficult to stop a moving object the more momentum it has. For this reason, the term is frequently used in a metaphorical sense, as in the sports team example.

It indicates that the team is having success (usually a winning streak) and is growing as a result. The other teams will find it more difficult to prevent the team from picking up steam.

Given that an object has an x–the momentum of 8.5 kilograms meters/second and a y–the momentum of 9.8 kilograms ·meters/second.

The resultant momentum will be calculated as:-

R = √ ( 9.8² + 8.5²)

R = √168.29

R = 13 meters per second

Therefore, the resultant momentum of the object will be 13 meters per second.

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Answer:

Effusive eruptions occur when hot, (1200oC) runny basalt magmas reach the surface. Dissolved gases escape easily as the magma erupts, forming lava that flows downhill quite easily. Effusive eruptions build up gently-sloping Shield Volcanoes like Hawaii.

Answer: The pressure at the bottom : 19600 N/m²

Explanation:

In Newton's 1 law, an object will not change its motion unless a force acts on it.

The motion of a ball falling down through the atmosphere, or a model rocket being launched up into the atmosphere are both examples of Newton's first law. 

In Newton's 2 law, the force on an object is equal to its mass times its acceleration.

Riding your bicycle is a good example of this law of motion at work. ... Your leg muscles pushing pushing on the pedals of your bicycle is the force. When you push on the pedals, your bicycle accelerates.

In Newton's 3 law, when two objects interact, they apply forces to each other of equal magnitude and opposite direction.

For example, when you jump, your legs apply a force to the ground, and the ground applies and equal and opposite reaction force that propels you into the air.

The creation of space between particles with opposing charges is known as charge separation, sometimes known as static electricity.

When the positive and negative charges are out of balance, static electricity is produced. While electrons like to hop all over the place, protons and neutrons don't move around very much. A negative charge is present when an object (or person) possesses more electrons. A common electric phenomena called static electricity occurs when charged particles are transmitted from one body to another. For instance, when two insulators are rubbed together and the air around them is dry, the resulting charges are equal and opposite to one another. The term "static electricity" describes an imbalance of electric charges in a body, more precisely, the imbalance of negative and positive charges.

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\([Cr(H_{2}O)_{6}]_{3+}\) is paramagnetic due to the presence of unpaired electrons. Paramagnetic materials are attracted to an external magnetic field.

To determine the number of unpaired electrons in the \([Cr(H_{2}O)_{6}]_{3+}\) complex, we need to consider the electron configuration of chromium.

Chromium (Cr) has an atomic number of 24. Its ground-state electron configuration is [Ar] 3d5 4s1. In the \([Cr(H_{2}O)_{6}]_{3+}\) complex, Cr loses three electrons to form a +3 charge.

To distribute the remaining electrons, we start by filling the orbitals in the order of increasing energy. The d-orbitals can hold a maximum of 10 electrons.

In this case, since Cr has three fewer electrons, it leaves us with three unpaired electrons in the d-orbitals.

Therefore, \([Cr(H_{2}O)_{6}]_{3+}\) is paramagnetic due to the presence of unpaired electrons. Paramagnetic materials are attracted to an external magnetic field.

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The tension in the string suspending the weight of the block is determined as 6.47 N.

Tension is defined as the force transmitted through a rope, string or wire when pulled by forces acting from opposite sides.

The tension in the rope used in towing the car up hill is calculated as follows;

T = ma

where;

Substitute the given parameters and solve for the tension in the string suspending the weight of the block.

T = 0.66 kg x 9.8 m/s²

T = 6.47 N

Thus, the tension in the string suspending the weight of the block is determined as 6.47 N.

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Answer:

hydrochlorine +12÷B to the power of 4 -× y reapeated zminus 2 to the power of 9

Answer:

(a) The height of the mercury on the open side if the gauge pressure is measured to be 13.3 kPa is 9.97395 cm

(b) When the gauge pressure is doubled;

The height of the mercury on the open side becomes 19.9479 cm

The height of the mercury on the side connected to the gas becomes 12.02605 cm

Explanation:

(a) The given parameters are;

The height of the mercury column on the side connected to the gas = 22.0 cm

The gauge pressure = 13.3 kPa

The gauge pressure is the pressure in the gas container relative to the atmospheric pressure, therefore, we have;

ΔP = P - P₀ = ρ × g × h

Where;

ΔP = The gauge pressure = P - P₀ = 13.3 kPa = 13,300 Pa

P₀ = The atmospheric pressure

P = The pressure of the gas in the container

ρ = The density of the mercury = 13593 kg/m³

g = The acceleration due to gravity = 9.81 m/s²

ΔP = ρ × g × h, by substitution gives

13,300 = 13593 × 9.81 × h

h = 13,300/(13593 × 9.81) ≈ 0.0997395 m = 9.97395 cm

The height of the mercury on the open side if the gauge pressure is measured to be 13.3 kPa is 9.97395 cm

(b) Given that the gauge pressure for the gas doubles, we have;

13,300 × 2 = 13593 × 9.81 × h

Therefore, h = 2 × 9.97395 = 19.9479 cm

The height of the mercury on the open side, h = 19.9479 cm

Therefore, the height of the mercury on the side connected to the gas becomes, 22 - 9.97395 = 12.02605 cm

Answer:

the size, length, or amount of something, as established by measuring.

Explanation:

Answer:

the magnitude of the electric field  = 27.1058 V/m

≈ 27 V/m

Explanation:

given

R(radius enclosed) = 12 cm = 0.12 m

ρ(charge density) = 5.0 nC/m³ = 5.0 × 10⁻⁹C/m³

r(radius from the axis) = 15 cm = 0.15 m

using Gauss law, which states that the electric flux through any closed surface is directly proportional to the total electric charge enclosed by this surface.

attached is the calculation of the question, using Gauss law of electrostatics

Answer:

D

Explanation:

Also the capitol of Utah is Salt Lake City

Hope this helps!

Answer:

Utah

Explanation:

The Great Salt Lake, located in the northern part of the U.S. state of Utah, is the largest salt water lake in the Western Hemisphere, and the eighth-largest terminal lake in the world.

Answer:

a)the process by which heat or electricity is directly transmitted through the material of a substance when there is a difference of temperature

b)the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in transfer of heat

c)radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.

Answer:

answer should be 10 because the line goes from (0,0) then to (1,10) and so on

Answer:

Since there is already an answer i will try to go more into depth about how it was solved.

Explanation:

Using the basic equation S=d/t, where S is speed is in km/hr, d is distance in km, and t is time in hours, we can plug in the two separate pairs of known variables.

Pair 1:

S=d/t

82km/hr=293.8km/t

t=3.583hr

Pair 2:

S=d/t

48km/hr=194.4km/t

t=4.05hr

since the question is asking us for the total time, we can add these two together.

3.583hr+4.050hr=7.633hr

So she has traveled for a total of 7.633 hours

Hope this helps you understand the question a little more!

The lost volts in the battery are 0.0672 V. The current flowing through the resistors is 0.16 A.

Given values, Resistance R1 = R2 = R3 = 9.02 V Voltage, V = 4.4 V Internal resistance, r = 0.42 Ω(a) Calculating the current flowing through the resistors. The equivalent resistance, R in a series circuit is given by:

R = R1 + R2 + R3R

= 9.02 + 9.02 + 9.02R

= 27.06 Ω

We know that the current, I flowing through the circuit is given by:

I = V / (R + r)I

= 4.4 / (27.06 + 0.42)I

= 0.16 Ampere

Therefore, the current flowing through the resistors is 0.16 A.

(b) Calculating the "lost volts" in the battery. Lost volts in a battery can be found using the formula:

VL = I × rVL

= 0.16 × 0.42VL

= 0.0672 V

Therefore, the lost volts in the battery are 0.0672 V.

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a=6000

b=40

m=6000*40

=240000

We know that as car is travelling in straight one direction we can consider linear momentum (P) acting on the car and it is given by,

=> P = m × v

=> P = 6000 × 40