Topic 3 #2 Flashcards
1
Q
Equation for finding carbon dioxide
A
Calcium carbonate x+ hydrochloric acid —-> calcium chloride +water + carbon dioxide
2
Q
Test for carbon dioxide
A
Bubbles gas into lime water turns lime water from colourless to milky white
3
Q
Three uses for carbon dioxide.
A
Fizzy drinks
Dry ice
Fire extinguisher
4
Q
Two physical properties of carbon dioxide
A
It’s a gas and colourless and odorourless
5
Q
Who observations when calcium carbonate is added to hydraulic acid?
A
Busy bubble of gas
Calcium carbonate disappears