Equations Flashcards by K A-T | Brainscape

Q

Number of moles

A

Concentration X volume

Grams/ RAMS

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Q

What is avogadros constant

A

6.02 times 10 to the power of 23

the number of particles in a mole

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Q

percentage atom economy

A

molecular mass of desired product/ sum of all reactants times 100

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Q

Percentage yeild

A

actual yield/ theoretical yield times 100

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Q

molecular formula

A

S M AR DI

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Q

Empirical formula

A

S M AR DI DI

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Q

ideal gas equation

A

pV= nRT

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Q

units for volume
ideal gas equation

A

Meters cubed

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Q

how to get from meters cubed to centimetres cubed

A

times by a million

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Q

how to get from metered cubed to decimetres cubed

A

times a thousand

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Q

oC to kelvin

A

+ 273

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Q

kilopascals to pascals

A

times 1000

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Q

mg into g

A

Divide by 1000

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Q

Bond energy

A

Bonds broken - bonds formed

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Q

How to calculate relative abundance

A

Relative atomic mass= mass + mass ( x-100)
100

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Q

What do you do when its a decimal in a relative abundance calc

A

Round it :)

Q

Enthalpy change

A

Q = mc delta T (Q = mcat)