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dsp73
3 years ago
7

What is the molar mass for N5O9

Chemistry
1 answer:
garik1379 [7]3 years ago
5 0

Answer:

The molar mass of N5O9

is 214.0245g/mol

Explanation:

To solve this problem, we need to know each number of mole of each element present in the compound

N has 5 moles

O has 9 moles

Then, we multiple each number of mole by its number of mass of each element present

N - 14.0067

O - 15.999

Multiplying by mole

N - 5 * 14.0067 = 70.0335

O - 9 * 15.999 = 143.991

Therefore,

Molar mass of N5O9 = 70.0335 + 143.991

= 214.0245g/mol

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8 0
3 years ago
A sample has a pH of -0.248 (yes, it really is possible to have a negative pH). Find
dalvyx [7]

Answer:

pOH= 14.248

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[OH-]=5.65 x10^-15M

Explanation:

pH+pOH= 14

pOH= 14-pH

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3 years ago
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notka56 [123]

Answer:

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8 0
3 years ago
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Snezhnost [94]

Answer:

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b) The formal charge on each of the atoms is zero

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f) polar bonds

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Explanation:

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