Multiple Choice
Imagine that you have been hired as a chemist and your first task is to examine a newly discovered atom. The paperwork you are given states that its atomic number is 110. What does this mean?
A) The atom contains 110 protons.
B) The atom contains 55 electrons.
C) The atom contains 55 protons and 55 neutrons.
D) The atom is an isotope.
Correct Answer:
Verified
Correct Answer:
Verified
Q15: An atom's nucleus is composed of:<br>A)protons only.<br>B)neutrons
Q16: Which of the following is the most
Q17: Your friend does a belly flop into
Q18: All animals need oxygen gas (O2)for their
Q19: Scientists recommend a diet rich in antioxidants
Q21: What does HOH represent?<br>A)an atom of water<br>B)a
Q22: The fact that salt dissolves in water
Q23: Most biological molecules are joined by:<br>A)peptide bonds.<br>B)ionic
Q24: The atomic number of an atom is
Q25: Water molecules are cohesive because they:<br>A)create surface