The smallest unit of an element that still retains the chemical and physical properties of that element is called a(n)
A) isotope.
B) nucleus.
C) atom.
D) molecular bond.
E) neutrino.
Correct Answer:
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Q7: Ca3(PO4)2 represents a(n)
A) element.
B) mixture.
C) compound.
D) isotope.
E)
Q8: Be has an atomic number of 4
Q9: Radiation can have both positive and negative
Q10: Atoms that share electrons have what type
Q11: What is the symbol for sodium?
A) Na
B)
Q13: Two or more atoms joined together through
Q14: Water makes up 60-70% of total body
Q15: Carbon dating is a common method employed
Q16: The atomic number of an atom is
Q17: Hydrogen bonds
A) result from the loss of
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