Classify each chemical reaction: 2CH₂OH() + 30₂(g) → 2CO₂(g) + 4H₂O(1) 2Mg(s) + O₂(g) - reaction 2MgO(s) NaOH(aq) + HBrO (aq) NaBrO (aq) + H₂O(1) Na, CO₂ (s)→ Na₂O(s) + CO₂(g) type of reaction (check all that apply) combination single replacement double replacement decomposition combination single replacement double replacement decomposition combination single replacement double replacement decomposition combination precipitation combustion acid-base X precipitation combustion acid-base Oprecipitation combustion acid-base precipitation single replacement combustion double replacement acid-base decomposition 3
States of Matter
The substance that constitutes everything in the universe is known as matter. Matter comprises atoms which in turn are composed of electrons, protons, and neutrons. Different atoms combine together to give rise to molecules that act as a foundation for all kinds of substances. There are five states of matter based on their energies of attraction, namely solid, liquid, gases, plasma, and BEC (Bose-Einstein condensates).
Chemical Reactions and Equations
When a chemical species is transformed into another chemical species it is said to have undergone a chemical reaction. It consists of breaking existing bonds and forming new bonds by changing the position of electrons. These reactions are best explained using a chemical equation.
![Classify each chemical reaction:
2CH₂OH() + 30₂(g) → 2CO₂(g) + 4H₂O(1)
2Mg(s) + O₂(g)
-
reaction
Explanation
2MgO(s)
NaOH(aq) + HBrO(aq) → NaBrO(aq) + H₂O(1)
Na₂CO₂ (s)→ Na₂O(s) + CO₂(g)
Check
type of reaction
(check all that apply)
combination
O single replacement
double replacement
O decomposition
combination
Oprecipitation
O single replacement O combustion
double replacement acid-base
decomposition
combination
single replacement
double replacement
decomposition
combination
single replacement
double replacement
Odecomposition
Oprecipitation
combustion
acid-base
X
000
O precipitation
combustion
acid-base
Oprecipitation
combustion
acid-base
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