Molecular Weight
Trending Questions
Q.
What is the relative molecular mass of cane sugar?
342
345
350
240
Q.
What is the molecular mass of CCl4?
Given the atomic mass of C=12 u and Cl=35.5 u
150.5 u
342.5 u
154 u
160 u
Q. Total mass of ___ = Total mass of products
Q.
The molar mass of water is _____ g/mol
74 g/mol
57 g/mol
74 kg/mol
57 kg/mol
Q.
Mass% of oxygen in Glucose is _____
- 53.33%
- 55%
- 66.33%
- 77.88%
Q.
What is the mass ratio of hydrogen to oxygen in a water molecule?
1:8
2:3
1:16
1:4
Q.
The molecular mass of Na2CO3 is
Q.
Which of the following would weigh the most if the equal number of moles taken?
sucrose(C12H22O11)
NO2
CaCO3
H2O
Q.
Ratio of number of atoms in one mole of oxygen molecule to ozone is _____.
Q.
The molecular formula of a compound is C2X6 . X is unknown.If the mass ratio of C to X is 4:1. Find X
Sodium
Calcium
Helium
Hydrogen