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Stoichiometry

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start

By Ezekiel Dawson

Stoichiometry

What do you think goes first?

Balance equation

Pray

1 mol Mg 1 mol H2

Mg + 2HCL MgCl2 + H2

Great job!

Now what?

1

50gMg

50g Mg

1

1 mol Mg

1

Try again

Try again

What volume of hydrogen is produced from the reaction of 50.0g of mg and the equivalent of 75g of HCL? Mg + 2HCL MgCl2 + H2

50g Mg

1

Then?

1 mol Mg

25.3g Mg

25.3g Mg

1 mol Mg

1 mol Mg

32.1g Mg

Previous page

What volume of hydrogen is produced from the reaction of 50.0g of mg and the equivalent of 75g of HCL? Mg + 2HCL MgCl2 + H2

50g Mg1 mol Mg

1 25.3g Mg

1 mol H2

1 mol Mg

And now?

1 mol Mg

1 mol H2

1 mol Mg

25.3g Mg

Back

What volume of hydrogen is produced from the reaction of 50.0g of mg and the equivalent of 75g of HCL? Mg + 2HCL MgCl2 + H2

50g Mg1 mol Mg1 mol H2

1 25.3g Mg 1 mol Mg

22.4L H2

1 mol H2

1 mol H2

22.4L H2

solve

Previous page

Next?

50g Mg

1

1 mol Mg

25.3g Mg

1 mol Mg

1 mol H2

22.4L H2

1 mol H2

?

2g H2

1 mol H2

scream!

calculate

Try again

Nice Try

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

50g Mg

1

1 mol Mg

25.3g Mg

44.3L H2

Now What?

Set upanother equation

finish

Go to website for help

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

Now, what do you start with?

75g HCL

1

50.0g HCL

1

75g Mg

1

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

75g HCL

1

Fantastic!

And now?

1 mol HCL

25.3g HCL

1 mol HCL

36.5g HCL

36.5g HCL

1 mol HCL

Go Back

Oops!

Previous Page

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

75g HCL

1

1 mol HCL

36.5g HCL

What next?

you've got skills!

1 mol HCL

1 mol H2

22.4L

1 mol HCL

1 mol H2

2 mol HCL

Run back

UhhOhh!

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

75g HCL

1

1 mol HCL

36.5g HCL

1 mol H2

2 mol HCL

Which One?

22.4L H2

1mol H2

1mol H2

1mol Mg

1mol H2

22.4L H2

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

75g HCL

1

1 mol HCL

36.5g HCL

1 mol H2

2 mol HCL

22.4L H2

1 mol H2

?

Now What ?

1 mol Mg

22.4L H2

calculate

Just Quit

I don’t think so

Return

alright!

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

75g HCL

1

1 mol HCL

36.5g HCL

1 mol H2

2 mol HCL

22.4L H2

1 mol H2

23L H2

Mg is the limiter

HCL is the limiter

H2 is the limiter

Correct!

50g Mg

1

1 mol Mg

25.3g Mg

1 mol H2

1 mol Mg

22.4L H2

1 mol H2

44.3L H2

75g HCL

1

1 mol HCL

36.5g HCL

1 mol H2

2 mol HCL

22.4L H2

1 mol H2

23L H2

So?

23L H2

44.3L H2

I have no idea

Escape

23L H2

Run!