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U1-1-3 - Monitoring Rate Flashcards

(7 cards)

1
Q

Name this piece of equipment

A

Gas syringe

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2
Q

Name two ways to collect a gas.

A

Inverted measuring cylinder filled with water

Gas syringe

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3
Q

When is it not possible to use the method shown to collect a gas?

A

When the gas is soluble in water.

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4
Q

Sulfur dioxide gas is very soluble in water.

What method can you use to collect it?

A

Gas syringe

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5
Q

Why does reaction rate decrease as a reaction goes on?

A

Because reactants get used up

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6
Q

What can we measure over time to draw a rate graph for a reaction?

A

Any one of:
Mass (of the reaction mixture)
Volume (of gas made)
pH (of acids/alkalis used)

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7
Q

The endpoint of a reaction is reached when the reaction is ____.

A

complete

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