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प्रश्न
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Baking Soda
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उत्तर
Sodium bicarbonate (Baking soda) — NaHCO3
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संबंधित प्रश्न
Choose the most appropriate answer:
A mixture of sand and ammonium chloride can be separated by
Write true or false
Milk is an emulsion.
Write true or false
Handpicking can be used as a separation technique if the particle size of the constituents of the mixture is the same.
How is distillation method different from evaporation?
Give a reason for the following statement :
Components in a mixture can be separated by physical methods only.
Why do we separate mixtures?
Grain and husk can be separated with the process of decantation.
What is meant by separation?
Match the following
| Column A | Column B | ||
| 1. | Separation of salt from saltwater | a. | Magnetic separation |
| 2. | Separation of tea leaves from tea extract | b. | Evaporation |
| 3. | Separation of sand and iron filings | c. | Churning |
| 4. | Separation of butter from curds | d. | Filtration |
State whether the following statement is true or false.
A mixture of iron filings and rice flour can be separated by magnet.
