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telo118 [61]
3 years ago
7

What is the mass, in grams, of 9.16×10^24 molecules of methanol (CH3OH)?

Chemistry
1 answer:
Aleks04 [339]3 years ago
3 0

Answer:

The mass in grams is 487.5 for methanol.

Explanation:

We must calcuate the grams of a compound through the molar mass of it.

Molar mass of methanol: 32.04 g/mol

We know that 1 mol has NA molecules and they weigh 32.04 g so, this is the rule of three we must make:

6.02x10²³ molecules _____ 32.04 g

9.16x10²⁴ molecules _____ (9.16x10²⁴ . 32.04) / 6.02x10²³  = 487.5 g

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shutvik [7]

Answer:

720

Explanation:

4 m/s

<u>60</u> seconds

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<u>3</u> minutes

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5 0
3 years ago
What mass of glucose would you need (in g) to have 0.8 mol, given that the molar mass of glucose is 180 g mol-1?
Verizon [17]
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Explanation:

  Mass of glucose = moles × molar mass

∴ Mass of glucose = 0.8 mol × 180 g mol⁻¹

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5 0
2 years ago
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scZoUnD [109]

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8 0
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