Learn more about the properties, composition, and structure of substances (elements and compounds) with these Chemistry questions and answers. This Test can be used by students preparing for Chemistry in JAMB, WAEC, NECO or Post UTME.
The number of moles of solute present in 1 kg of a solvent is called its
molality
molarity
normality
formality
Correct answer is A
No explanation has been provided for this answer.
The nucleus of an atom consists of
electrons and neutrons
electrons and protons
protons and neutrons
All of the above
Correct answer is C
No explanation has been provided for this answer.
Isotopes of an element contain
the same number of protons but different number of neutrons
the same number of neutrons but different number of protons
equal number of protons and electrons
equal number of nucleons
Correct answer is A
No explanation has been provided for this answer.