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Match it!
Match it! Select the correct answer from the pull down...Good luck!
___HgO --- ___Hg + O2
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
What tells you the number of compounds there are in a chemical reaction?
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
2Ca + O2 2CaO What is the 2 located in front of calcium (Ca) called?
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
The substances to the left of the arrow in a chemical equation are called –
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
What tells you the number of atoms of each element in a compound?
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
What happens to some of the mass when bubbles are formed during a chemical reaction?
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
Which statement explains the Law of Conservation of Matter?
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
2Ca + O2 2CaO What is the 2 located behind oxygen (O) called?
escapes as a gas
subscript
Matter can neither be created nor destroyed in a chemical reaction.
2HgO --- 2Hg + O2
coefficient
reactant
coefficient
subscript
Check it!