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Karolina [17]
3 years ago
5

Examine the diagram that shows the levels of organization of an organ system.

Chemistry
1 answer:
romanna [79]3 years ago
8 0

Answer:

lol

Explanation:

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What volume of oxygen in liters at STP wpuld be required for the combustion of 17.0 grams PH3?
Lynna [10]

First, we need to state the chemical equation for the combustion of PH3

4PH3\text{ + 8O2 }\to\text{ P4O10 }+6H2O

And the mass of PH3 is 17.0 grams and we need to know the moles.

In the periodic table, the atomic mass of the P (phosphorus) is 31 and the atomic mass of the H (hydrogen) is 1.

So, you sum the mass of P to the mass of H multiplied by 3 and you obtain this:

\text{mole}cu\text{lar weight of PH3=31}\cdot1+1\cdot3=34\text{ g PH3/mol}

With this data, we can search the moles of PH3:

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3 years ago
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gtnhenbr [62]
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It is the energy the ions absorb when they form a crystalline compound.


Explanation:

Lattice energy is the energy released upon the formation of a crystal lattice structure.
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Can someone help me please
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Fossil Fuels have the ability to pollute and trash our ecosystems. Its better for us to use clean and renewable energy too.

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