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प्रश्न
Photosynthesis is a chemical reaction that takes place in the presence of ______.
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उत्तर
Photosynthesis is a chemical reaction that takes place in the presence of Sunlight.
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संबंधित प्रश्न
What are oxides ?
Fill in the blank.
Melting of ice is a _______ change.
Name the type of chemical reaction shown by the following equation:
CaCO3 → CaO + CO2
Multiple choice:
Which of the following is not a characteristic of a chemical change?
What do you observe? When
Sodium chloride solution is added to silver nitrate solution.
What do you observe when HCI is passed through a silver nitrate solution.
Give balanced equation for the following conversion affected by heat alone on the substance:
Copper nitrate to nitrogen dioxide
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Lead nitrate.
______ change results in the change of the substance.
The percentage composition of Nitrogen in Ureas is ______.
