Asked by Jacob Harver

Predict which pure substance has the following chemical and physical properties: white solid at room temperature, high melting point, soluble in water, highly conductive when dissolved in water, reactive with acids, and high pH.

A)
zinc oxide

B)
sodium hydroxide

C)
molecular oxygen

D)
hydrochloric acid
Answered by DrBob222
What's giving you trouble with this problem? The process of elimination should get the answer. O2, for example, you know is a gas, hydrochloric acid you know is an acid so it has a low pH, etc.
Answered by Pearl
The answer is B.Sodium chloride.
Answered by MSS
D. Hydrochloric acid
Answered by D
Sodium hydroxide
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