Which of the following statements is true regarding the m...
Which of the following statements is true regarding the melting and boiling points of pure substances?
The boiling point is always higher than the melting point
The melting point is always higher than the boiling point
The melting and boiling points are always the same for all substances
The melting and boiling points can vary depending on the substance
Correct answer is D
The melting and boiling points are specific physical properties of each substance and can vary depending on the nature of the substance. Different substances have different melting and boiling points, which are determined by the strength of the intermolecular forces and the molecular structure of the substance.
CuO(s) + H\(_2\)(g) ↔ Cu(s) + H\(_2\)O(g) What is the effect of increasing the pressure on the...
The valence electrons in a chloride ion are [17CI]...
Which of the following separation is routinely applied in the petroleum industry ...
What weight of sodium hydroxide is required to make 500 cm3 of 0.2 M solution? (Na = 23, O = 16, ...
Hydrogen is used for the following except ...
If 60 g of M combines with 24 g of oxygen, what would the empirical formula of the oxide be? ( mo...
Alkanol + Alkanoic ↔ Ester + Water The reverse reaction above is known as ...