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Molecular formula = n (Empirical formula). What does \n\" represents in this formula?"
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Which one of the following has no isotope?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Physical and chemical properties of an element depend upon
NETNUST Entry TestChemistryBasic Concepts of Chemistry
In mass spectrometry, ionization occurs in ___________ form.
NETNUST Entry TestChemistryBasic Concepts of Chemistry
One mole of Oxygen has _________ number of atoms as compared to one mole of Nitrogen.
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Chemical properties of an atom depends upon number of
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Mass spectrometer is used to determine which of the following quantity?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Mass of a neutron in amu is?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
1 amu is equal to?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
In combustion analysis method $\rm{CO_{2}}$ is absorbed by?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
0.5 mole of $\rm{SO_{2}}$ have how much mass of oxygen?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
4 gram atoms of carbon have a mass of
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Mass spectrometer can be used to find
NETNUST Entry TestChemistryBasic Concepts of Chemistry
What is the percentage of Nitrogen in $\rm{NH_{4}(NO_{3})}$?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
To find the number of molecules in a given compound which of the following is employed?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Chemical equations do not tell about:
NETNUST Entry TestChemistryBasic Concepts of Chemistry
The branch of chemistry which deals with quantitative relationship between reactants and products in a balanced chemical equation is called:
NETNUST Entry TestChemistryBasic Concepts of Chemistry
The calculations based on stoichiometry are known as:
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Which will weigh more?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
The mass of one mole of iodine:
NETNUST Entry TestChemistryBasic Concepts of Chemistry
What is the number of protons in one molecule of $SO_{3}$
NETNUST Entry TestChemistryBasic Concepts of Chemistry
The number of moles of $CO_{2}$ in 11g of gas is:
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Which of the following substances is used as $CO^{2}$ absorber in combustion analysis?
NETNUST Entry TestChemistryBasic Concepts of Chemistry
In Si units, the prefix \nano\" means:"
NETNUST Entry TestChemistryBasic Concepts of Chemistry
Which element cannot be analyzed directly by combustion analysis?
NETNUST Entry TestChemistryBasic Concepts of Chemistry