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kotegsom [21]
3 years ago
7

What volume of a substance will have a mass exactly 750 g if the specific gravity of the substance is 12.2

Chemistry
1 answer:
Ket [755]3 years ago
3 0

The volume of the substance is 61.4 litres.

Explanation:

Specific density is the ratio of density of a substance at a given temperature with the density of reference substance.

Data given:

mass = 750 grams

specific gravity = 12.2

volume=?

The formula to be used:

Specific gravity = \frac{density of the object}{density of the reference substance}

suppose the other substance is water so its density is 1g/ml at 4 degrees

Putting the values to the equation:

density of the object = 1 x12.2

density of the substance = 12.2

Now using the formula:

density = \frac{mass}{volume}

putting the values in the equation:

volume = \frac{750}{12.2}

            = 61.4ml is the volume of the substance.

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Answer:

All are correct

Explanation:

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l=0 (sphere - s-orbital)

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For l=0 (s-orbital) ml=0

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8 0
3 years ago
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6 0
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A single covalent bond is made up of​
SIZIF [17.4K]

Answer:

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Explanation:

(copied from Google)

4 0
3 years ago
A drop of water with a mass of 0.48 g is vaporized at 100 ∘C and condenses on the surface of a 55- g block of aluminum that is i
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The final temperature in Celsius of the metal block is 49°C.

<h3>How to find the number of moles ?</h3>

Moles water = \frac{\text{Given mass}}{\text{Molar Mass}}

                     = \frac{0.48\ g}{18\ \text{g/mol}}

                     = 0.0266 moles  

                   

Heat lost by water = 0.0266 mol x 44.0 kJ/mol

                                = 1.17 kJ

                                = 1170 J           [1 kJ = 1000 J]

Heat lost = Heat gained

Heat gained by aluminum = 1170 J  

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1170 + 1242 = 49.7 T  

T = 48.5°C (49°C at two significant figures)

Thus from the above conclusion we can say that The final temperature in Celsius of the metal block is 49°C.

Learn more about the Moles here: brainly.com/question/15356425

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7 0
2 years ago
Assuming 80 mg of vitamin c present 29.57 ml if oj how many milliliters of 0
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I think you add 29.57 + 80 and the answer would be 30.37
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