Identify the role of each substance participating in the reaction.carbon dioxide:
oxygen:
water:
methane:
Each of the items pictured represents a different chemical reaction. Rank these four reactions in order from fastest to slowest.
A black powder is added to a clear liquid. Fizzing and bubbling occur, and the test tube becomes hot to the touch.
Two solids are combined. After a small amount of heat is applied, an explosion occurs and smoke is released.
Drops of a clear liquid are added to a red liquid. As the drops are added, the red liquid becomes orange, then yellow.
Two clear liquids are combined. A green solid forms.
When an egg is placed in a hot frying pan, the yolk and white become firmer and more opaque, and steam is emitted.
Bread dough rising:
Igniting a road flare:
Did you find these answers helpful?