Answer:
sodium carbonate
Explanation:
Sodium hydrogen carbonate (also known as sodium bicarbonate or bicarbonate of soda) has the chemical formula NaHCO3. When it is heated above about 80°C it begins to break down, forming sodium carbonate, water and carbon dioxide. This type of reaction is called a thermal decomposition.
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Answer:
Electrons
Explanation:
Because the nucleas is In the middle and the Electrons surround it
1.) Na
2.) Cl ( at the second blank)
sodium metal+hydrochloric acid
1) is chemical Bonds
3) Conservation of mass
5) compound
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