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garri49 [273]
4 years ago
12

The

Chemistry
1 answer:
Scrat [10]4 years ago
3 0
Trygjjhfdjyffnoiy gjlftcbn
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A sample of gas has a volume of 526 mL at 346 mmHg and 35.0°C. Determine the moles of gas.​
Furkat [3]

Answer:

The moles of gas is 0.009474 moles.

Explanation:

Given that,

Volume = 526 mL

Pressure = 346 mmHg

Temperature = 35.0°C

We need to calculate the moles of gas

Using formula of ideal gas

n=\dfrac{PV}{RT}

Where, P = pressure

V = volume

R = gas constant

T = temperature

Put the value into the formula

n=\dfrac{\dfrac{346}{760}\times0.526}{0.08206\times(35+273)}

n=0.009474\ moles

Hence, The moles of gas is 0.009474 moles.

7 0
3 years ago
What is the temperature change of an 36-gram sample of water that had absorbed 695 Joules of heat? C = 4.18 J/g K
maks197457 [2]

The temperature change of a 36-gram sample of water is <u>4.61 K</u>

Temperature is the degree of the average kinetic energy of the debris in an item. while the temperature will increase, the movement of this debris additionally will increase. Temperature is measured with a thermometer or a calorimeter.

heat = msΔt

     695 Joule = 36 ×  4.186 × Δt

Δt   =  695/ 36 ×  4.186

      = <u>4.61 K</u>

Temperature is just a dimension that indicates the common kinetic energy of 1 atom or molecule. as a result, when we are saying something is warm or bloodless, we're generally using any other reference point to define the hotness and coldness of a frame.

Learn more about temperature here:-brainly.com/question/2339046

#SPJ9

6 0
1 year ago
Identify three things that change about particles and their interactions, during phase changes.
lutik1710 [3]

Answer:

you knsiebedi djd dud ud dud djd du dud djd did d

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3 years ago
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If you remove one bulb from a string of lights, all the remaining lights will go out. Are the lights in a series or parallel cir
Aleksandr [31]

Answer:

series bro. i think bro

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3 years ago
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Some Reactions are endothermic
Alinara [238K]

Answer:

endothermic means energy is taken in and temperature increases.

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