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andriy [413]
2 years ago
14

Which liquid will evaporate more rapidly? Explain your answer in terms of intermolecular forces

Chemistry
1 answer:
Viktor [21]2 years ago
7 0
It was concluded that different liquids do evaporate at different rates, according to the physical properties of the given substance. Nail polish remover vaporized the quickest, followed by water, salt water, vinegar, orange juice and oil.
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About 6 × 109 g of gold is thought to be dissolved in the oceans of the world. If the total volume of the oceans is 1.5 × 1021 L
Lelechka [254]

First, determine the number of moles of gold.

Number of moles  = \frac{given mass in g}{molar mass}

Given mass of gold  =6 \times 10^{9} g

Molar mass of gold  = 196.97 g/mol

Put the values,

Number of moles of gold  = \frac{6 \times 10^{9} g}{196.97 g/mol}

= 0.03046\times  10^{9} mole or 3.046\times  10^{7} moles

Now, molarity  = \frac{moles of solute}{volume of the solution in liters}

Put the values, volume of ocean  =1.5 \times 10^{21} L

Molarity = \frac{3.046\times 10^{7} moles}{1.5 \times 10^{21} L}

= 2.03\times 10^{-14} M

Thus, average molar concentration = 2.03\times 10^{-14} M




6 0
3 years ago
What are the major storage reservoirs of carbon
AVprozaik [17]

Answer:

Check Explanation.

Explanation:

When we are talking about the reservoirs of carbon we mean the places where carbon are been stored. So, we will be considering the places where carbon can be stored in our planet. Remember that carbon is the 6th element in the periodic table or chart.

Within these Reservoirs, the carbon moves from one to another and that is called Carbon cycle. The reservoirs of carbon can be in the atmosphere, the lithosphere and in the biosphere.

(1). Carbon can be stored in the atmosphere as Carbondioxide,CO2.

(2). Carbon can be found on lithosphere in sedimentary rock such as limestone. Also, as components in fossil fuels.

(3). Carbon can be found in the biosphere as soil carbon.

5 0
3 years ago
Why is amber a great way to see fossils?
horrorfan [7]

Answer:

because the fossils are beutifule

Explanation:

because the fossils are rare in the world

3 0
2 years ago
During complete oxidation of the fatty acid CH3(CH2)14COOH, ________ molecules of acetyl-CoA are produced, and the fatty acid go
zimovet [89]

Answer:

During complete oxidation of the fatty acid CH3(CH2)14COOH, eight molecules of acetyl-CoA are produced, and the fatty acid goes through the β-oxidation cycle seven times.

Explanation:

In the β-oxidation of fatty acids, an acetyl-CoA molecule is removed from the fatty acid chain after every β-oxidation cycle that the fatty acid undergo, leaving behind a fatty acyl-CoA molecule shortened by two cabon atoms..

The removal of the acetyl-CoA molecule starts from the carboxyl end and shortens the fatty acid molecule by two carbon units. Successive β-oxidation cycles results in the complete oxidaton of the fatty acid molecle to acetyl -CoA molecules.

The compound CH3(CH2)14COOH, is a 16-carbon saturated fatty acid molecule known as palmitic acid.. It undergoes seven passes through the β-oxidation cycle to yield eight molecules of acetyl-CoA with each cycle yielding an acetyl-CoA molecule and a fatty acyl-CoA shortened by two carbon atoms. Finally, the seventh step yields two acetyl-CoA molecules.

6 0
3 years ago
Energy flows from the plankton to a number of other organisms when the plankton are eaten. Describe how the decrease in plankton
PIT_PIT [208]
Less plankton would mean that all the organisms that eat plankton would start to die off because they have no source of energy.
7 0
3 years ago
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