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PSYCHO15rus [73]
3 years ago
11

3. C6H6 +O2 combustion​

Chemistry
1 answer:
givi [52]3 years ago
3 0

Answer:

carbon hydrogen twelve oxygen two

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How many moles are in 7.1x10^21 atoms of iron?
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Answer:

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Explanation:

There are about 6.02*10^23 atoms in a mole, so in the given sample, there are

\frac{7.01 \times  {10}^{21} }{6.02 \times  {10}^{23} }

which is about 0.011 moles.

8 0
3 years ago
If the volume occupied by 0.500 mol of nitrogen gas at 0°C is 11.2 L, then the volume occupied by 2.00 mol of nitrogen gas at th
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The  volume  occupied  by 2.00  moles of nitrogen  gas at  the same  temperature  and pressure  will be

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How many quantum numbers are used to describe the properties of electrons in atomic orbitals?
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6 0
3 years ago
If 448.85 mg of KOH is dissolved in 400 ml of water, what will be the pH of the solution?
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I have provided the steps and solution within the attachment. The pH of the solution would be 12.30, this indicates that the solution is basic, as a higher value of pH indicates presence of more hydroxide ions and less of hydrogen ions in the solution.

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Suppose 10 atoms of carbon (C) react with 20 atoms of oxygen (O). According to the Law of Conservation of Matter, how many atoms
vova2212 [387]

Answer:

D 30

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3 0
3 years ago
Read 2 more answers
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