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kaheart [24]
3 years ago
5

Can someone help please

Chemistry
1 answer:
romanna [79]3 years ago
6 0

helllllo

hiiiiiiiii

ha

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The chemical equation of photosynthesis includes 6O2. What does the small number after the O represent?
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If the pressure in the room is 759.2 torr and the vapor pressure of water is 23.8 torr, what is the pressure of hydrogen gas in
Gwar [14]

The partial pressure of Hydrogen gas can directly be calculated by simply taking the difference of the overall pressure and the vapour pressure of water. That is:

 

P (H2 gas) = 759.2 torr – 23.8 torr

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6 0
4 years ago
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How many carbon atoms are there in .500 mol of CO2?
AURORKA [14]

Answer: There are 3.011 \times 10^{23} atoms present in 0.500 mol of CO_{2}.

Explanation:

According to the mole concept, there are 6.022 \times 10^{23} atoms present in 1 mole of a substance.

In a molecule of CO_{2} there is only one carbon atom present. Therefore, number of carbon atoms present in 0.500 mol of CO_{2} are as follows.

1 \times 0.500 \times 6.022 \times 10^{23}\\= 3.011 \times 10^{23}

Thus, we can conclude that there are 3.011 \times 10^{23} atoms present in 0.500 mol of CO_{2}.

6 0
3 years ago
I need help on balacing equations
nevsk [136]

Answer: sorry hun can’t help with this I was asked different questions when I learned this :,)

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LenKa [72]

Answer:

the surface

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n/a

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