Molecules that contain mixtures of different elements are called _____.
A) isotopes
B) atoms
C) ions
D) compounds
Correct Answer:
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Q2: Which one of the following pairs is
Q5: The smallest particle of matter that can
Q6: Atoms take part in bond formation to:
A)form
Q14: When proteins are made up of several
Q16: The atomic nucleus consists of:
A)cations and anions
B)protons,electrons
Q19: The three fundamental particles of the atom
Q23: The pH scale is used to specify
Q29: What is true about oxidation
A)The more oxidized
Q37: Polysaccharides:
A)include ribose,fructose and glucose.
B)include cholesterol and vitamin
Q39: Which is a false statement about water
A)Water
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