Multiple Choice
When a sample of potassium chloride dissolves in water, it separates into potassium ions and chloride ions. Which of the following best accounts for the positive charge of the potassium ions?
A) They have extra mass.
B) They have a large volume.
C) They have fewer electrons than protons.
D) They have a high density of neutrons and protons.
Correct Answer:
Verified
Correct Answer:
Verified
Q76: Which of the following statements best explains
Q77: As heat is slowly added to a
Q78: Which of the following statements best explains
Q79: Which of the following is an example
Q80: In a hydrogen fluoride (HF) molecule, a
Q82: Four different gases are all observed to
Q83: A leaf gently floats on a pond.
Q84: Which of the following occurs when a
Q85: Which of the following did scientists learn
Q86: In a hydrogen fluoride (HF) molecule, a