Advertisements
Advertisements
प्रश्न
Calculate the molecular mass of H2.
उत्तर
Molecular mass of H2 = 2 × Atomic mass of H
= 2 × 1u
= 2 u
APPEARS IN
संबंधित प्रश्न
Calculate the molecular mass of C2H4.
Calculate the molecular masses of the following compounds :
Methane, CH4
(Atomic masses : C = 12 u ; H = 1 u)
Calculate the formula masses of the following compounds :
Calcium carbonate
Choose the correct answer from the options given below.
In water, the hydrogen-to-oxygen mass ratio is
Calculate the weight/mass of an atom of oxygen.
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.
What are ionic and molecular compounds? Give examples.
The formula unit mass of Ca3 (PO4)2 is ————.
