Course

Anatomy & Physiology

Study Pack

Set 2 Chemistry Of Life

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Question 1

(Multiple Choice)

Free
Which subatomic particle has no charge?

A) proton
B) neutron
C) electron
D) nucleus

Answer

Question 2

(Multiple Choice)

Free
An atom that contains 20 protons,21 neutrons,and 20 electrons has an atomic number of

A) 20
B) 41
C) 40
D) 61

Answer

Question 3

(Multiple Choice)

Free
Acids have

A) a pH less than 7
B) more H+ ions than OH- ions
C) more OH- than H+ ions
D) both A and B

Answer