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प्रश्न
Calculate the molecular mass of Cl2.
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उत्तर
Molecular mass of Cl2 = 2 × Atomic mass of Cl
= 2 × 35.5 u
= 71 u
संबंधित प्रश्न
Calculate the molecular mass of O2.
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Calculate the formula masses of the following compounds :
Calcium carbonate
Calculate the weight/mass of an atom of hydrogen.
Fill in the blank with the correct word from the options given below:
Relative molecular mass of an element/compound is the number of times one ________ of the substance is heavier than −1/12that the mass of an atom of carbon [C12].
Calcium carbonate is decomposed on heating in the following reaction
CaCO3 → CaO + CO2
How many moles of Calcium carbonate is involved in this reaction?
The modem atomic mass scale is based on ______.
Write the name of the following compound and deduce its molecular mass.
MgCl2
Calcium carbonate react with dilute hydrochloric acid as given below:
\[\ce{CaCO3 + 2HCl -> CaCl2 + H2O + CO2}\]
What is the volume of carbon dioxide liberated at S.T.P. at the same time?
