How to calculate the molar mass?

Let’s learn how to calculate the molar mass. The most accurate or helpful solution is served by Yahoo! Answers.

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Answer:

C14H18N2O5 is formula. Using C=12; H=1; N=14; O=16 gives a molar mass of 294 Methanol is CH3OH molar...

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How do I calculate the % abundances of two copper isotopes given the mass of each isotope and the molar mass?

Copper metal is a mixture of two isotopes: Cu-63 mass = 62.9298 u, and Cu-65 mass 64.9278 u Molar mass of Cu: 64.546 g/mole Calculate % abundances of the two isotopes. Can someone explain how to go about doing this?

Answer:

Let x = % abundance of Cu-63 and let y = % abundance of Cu-65 x + y = 100 64.546 = 62.9298 x + 64.9...

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How to calculate the mass (g) needed to raise the temperature of 22, 590 J of water from 10.0 C to 40.0 C. The molar heat capacity for water?

How to calculate the mass (g) needed to raise the temperature of 22, 590 J of water from 10.0 C to 40.0 C. The molar heat capacity for water is 75.3 J/K *mol?

Answer:

"the mass (g)" of what?

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How to calculate the molar mass of a gas, with values for volume, pressure and temperature?

"What is the molar mass of a gas if 0.675g of the gas occupies 250ml (volume) at 152000 Pa (pressure) and 25.0⁰C (degrees Celcius)?" The correct answer (from my Chemistry textbook) is 44.0g mol-1.

Answer:

Yes, you are supposed to use the Ideal Gas Law. Basically in order to use the formula, you need to express...

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How do you calculate molar mass for 3H<subscript>2?

3 moles of hydrogen gas? 1.01g/mol x 6? Would you include the coefficient in the calculation to find molar mass?

Answer:

No, only sum together atoms in the actual molecule to get the molar mass. The subscripts tell you the...

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How to calculate molar mass of substance using freezing point?

A solution of 2.00g of para-dichlorobenzene in 50.0g of cyclohexane freezes at 1.05(C). What is the molar mass of this substance? A little help please, Thanks

Answer:

delta t = m x Kf in this case Kf for the solvent cyclohexene is 20 ; normal freezing point = 6.5 degrees...

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Answer:

These are really easy to look up. A little bit of effort and you will have it

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How do you calculate molar mass of liquid?

I would like to know what i need to know and how to calculate this value. I would like a formula that would be nice or any other help.

Answer:

There are many ways to go about this problem. What do you know about the liquid? If you don't know the...

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How do you calculate the molar mass of elemental iodine?

Can you please show me how to calculate this? Thank you

Answer:

uhh u don't calculate the molar mass.. its a given on the periodic tales of elements btw its 126.904

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How do you calculate the molar mass of iron (II) phosphate??? Hellppppp:((((?

I need help with chem people!! in problem solve, don't give me the answwer directly, I need to know how to do it

Answer:

use these words as a refference The molecular mass of water is approximately 18g When converting from...

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