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Whitepunk [10]
2 years ago
6

Which expression gives the standard enthalpy change of formation for methanol?

Chemistry
1 answer:
ser-zykov [4K]2 years ago
6 0

Answer:

25

Explanation:

bec

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Enter the chemical formula for water. formula:
Gennadij [26K]
H2O ....................
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3 years ago
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A liquid has a volume of 0.0088 L. Convert this volume to cubic centimeters.
pickupchik [31]

Answer:

8.8 cm³

Explanation:

Data given:

volume of Liquid = 0.0088 L

convert volume to Cubic centimeters

Solution:

There are number of unit in which volume can be measured

As

Liter is unit of volume represented by L

Cubic centimeters represented by cm³

liter is larger value then cm³

Now to convert L to cm³

As we Know

1 L = 1000 cm³

So

Apply unity formula

           1 L = 1000 cm³

           0.0088 L = x cm³

Do Cross multiplication

            x cm³ = 0.0088 L x 1000 cm³ /  1 L

            x cm³ = 8.8 L.cm³ /  1 L

            x cm³ = 8.8 cm³

So,

0.0088 L of liquid = 8.8 cm³

7 0
3 years ago
Identify the element that cannot participate in nuclear fission reactions. (Hint: Think about the size of the atom.)
chubhunter [2.5K]
A or C I’m pretty sure
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3 years ago
The atmosphere is a(n) _____. <br> 1. element <br> 2. compound <br> 3. mixture
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The atmosphere is a mixture of gasses.
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At 7 degrees Celsius the volume of gas is 49 liters. At the same pressure its volume is 74 mL at what temperature
Romashka-Z-Leto [24]
Charle's law gives the relationship between volume and temperature of gas.
It states that at constant pressure, volume of gas is directly proportional to temperature of gas.
V/T = k
where V - volume , T - temperature and k- constant 
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parameters for the first instance are on the left side of the equation and parameters for the second instance are on the right side of the equation 
T1 - 7 °C + 273 = 280 K
substituting these values in the equation 
\frac{49 mL}{280K} =  \frac{74 mL}{T}
T = 423 K
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4 0
3 years ago
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