The gas that the flame uses up during burning is ............................ gas, oxygen, carbon dioxide, The percentage of nitrogen gas in atmospheric air is about, 21%, 87%, The gas whose percentage increases in the air after the candle burns is ........................., nitrogen., carbon dioxide, The liquid that is used to detect the presence of carbon dioxide gas is ..........................., distilled water., limewater., Among the components of atmospheric air are ..........., nitrogen., limewater., Among the tools that are used to check gases, thermometer, gas detector tube, The gas present in the air which the flame uses up to keep burning., carbon dioxide., oxygen, Atmospheric air has a role in burning., true, false, The percentage of carbon dioxide gas in atmospheric air is about 21%, true, false, In gas detector tube, there is one chemical substance used for detecting both carbon dioxide and oxygen gases, true, false
0%
3
Share
Share
by
Ayahm5020
Edit Content
Print
Embed
More
Assignments
Leaderboard
Show more
Show less
This leaderboard is currently private. Click
Share
to make it public.
This leaderboard has been disabled by the resource owner.
This leaderboard is disabled as your options are different to the resource owner.
Revert Options
Open the box
is an open-ended template. It does not generate scores for a leaderboard.
Log in required
Visual style
Fonts
Subscription required
Options
Switch template
Show all
Open results
Copy link
QR code
Delete
Continue editing:
?
