Which of the following terms best describes ammonia,NH3?
A) Homogeneous mixture
B) Ion
C) Element
D) Chemical compound
E) Atom
Correct Answer:
Verified
Q5: An electrically charged atom or group of
Q6: A number of the heaviest elements on
Q7: What is the correct symbol for silver?
A)
Q8: A pure substance composed of two or
Q9: Which of the following is not a
Q11: The element whose symbol is Sn is
A)
Q12: A(n)_ is a pure substance that is
Q13: Which one of the following substances is
Q14: Which one of the following substances is
Q15: Which one of the following is most
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