haber process Flashcards

1
Q

raw materials for the haber process aren

A

nitrogen and hydrogen

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2
Q

a use of ammonia

A

nitrogen based fertilisers for farming or as a cleaning product

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3
Q

what is the symbol equation for the haber process is

A

n2+3h2=3nh3

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4
Q

source of nitrgoen

A

extracted from the air

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5
Q

source of hydrogen

A

reacting methane with steam

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6
Q

stemps with the haber process

A

nitrogen and hydrogen are purified and passed over a iron catalyst at around 45 degrees and 2000 atmospheric pressure

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7
Q

what do the conditions cause the nitrogen and hydrogen molceules to do what

A

react to form ammonia but is it a reversable reaction so some ammonia breaks down into hydrogen and nitrogen

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8
Q

how do you increase the yield of ammonia

A

we cool the ammonia to turn it into a liquid which is removed

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9
Q

what is the last step of the haber porcess

A

recycle the unreacted nirtrogen and hyd=grogen over the catatalyst

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10
Q

cle chateliers pirniciple states thay

A

if a system is at equlibrium and a change is made to any of conditions then the system will respond to conteract the chnage

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