CH-419
Collecting gases
Chemistry · Secondary 3 · Medium · Collecting gases
A student wants to collect a sample of carbon dioxide produced when marble chips react with dilute hydrochloric acid. Which method is most suitable?
A Collect the gas over water in an inverted measuring cylinder.
B Use a gas syringe connected to the flask.
C Downward delivery into a gas jar.
D Upward delivery into a gas jar.
A Collect the gas over water in an inverted measuring cylinder.
B Use a gas syringe connected to the flask.
C Downward delivery into a gas jar.
D Upward delivery into a gas jar.
- Collect the gas over water in an inverted measuring cylinder.
- Use a gas syringe connected to the flask.
- Downward delivery into a gas jar.
- Upward delivery into a gas jar.
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