CBSE Class 9 Chemistry Laws of Chemical Combination
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- in a reaction 4.0g of sodium carbonate were reacted with 10g of hydrochloric acid. The product was a mixture of 2.5g of carbon dioxide and 11.5g of sodium chloride.
- How to identify which radical it is? Any tricks to find?
- What are the forth drawback of Delton'theory ?
- What does 20% w/v sugar syrup means what.
- In a reaction 5.3gm of sodium carbonate reacted with 6gm of ethanoic acid , the products were 2.2gm of carbon dioxide, 0.9gm of water and 8.2 gm of sodium ethanoic. Show that , these observations are in agreement with law of conservation of mass.
- Maam Is NO a compound or element
- State the formula of the compound between sulphur and hydrogen
- why are decompositin reaction is called opposite of combination reaction
- the constituent element of sulphuric acid
- What is law of conservation of mass is also known as?
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