Advertisements
Advertisements
प्रश्न
Calculate the relative molecular mass of ZnCO3.
उत्तर
Relative molecular mass of ZnCO3
= Zn + C + 3[O]
= 65 + 12 + 3[16]
= 77 + 48
= 125
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of H2.
Calculate the molecular mass of C2H4.
What is meant by saying that ‘the molecular mass of oxygen is 32’ ?
If sulphur exists as S8 molecules, calculate the number of moles in 100 g of sulphur. (S = 32 u)
The mass of one molecule of a substance is 4.65 × 10–23 g. What is its molecular mass ? What could this substance be ?
Calculate:
The gram molecular mass of chlorine if 308cm3 of it at STP weighs 0.979 g.
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].
Molar mass of CO2 is 42g.
Answer the following question using the data given below:
- Assertion: The Relative Molecular Mass of Chlorine is 35.5 a.m.u.
- Reason: The natural abundance of Chlorine isotopes are not equal.
Write the name of the following compound and deduce its molecular mass.
AlPO4
