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Grade 11 Solvents, Solutes, and Solubility
Since water possesses both a partially positive and a negative end, we refer to it as a
  1. a polar molecule.
  2. a hydrophobic molecule.
  3. a magnetic molecule.
  4. a nonpolar molecule.
Grade 11 Bonds and Mixing
The prefix "intra-" in "intramolecular forces" means that attractive forces are
  1. within molecules
  2. between molecules
  3. outside of molecules
  4. around molecules
Grade 10 Biochemistry
Grade 8 Properties of Matter
Matter is made up of small particles. Which of the following correctly lists the particles of matter from the SMALLEST to the LARGEST?
  1. cells, molecules, atoms
  2. atoms, cells, molecules
  3. molecules, atoms, cells
  4. atoms, molecules, cells
Grade 9 Biochemical Pathways
Which molecule is needed to start the reactions of the Krebs cycle?
  1. a 3-carbon molecule
  2. a 4-carbon molecule
  3. a 6-carbon molecule
  4. a 7-carbon molecule
Grade 9 Molecules and Compounds
Choose the correct description of a non polar molecule.
  1. A molecule with no charge
  2. A molecule at the far end of something
  3. A molecule in the middle of something
  4. A molecule with a slight charge
Grade 9 Biochemical Pathways
Which molecule accepts acetyl CoA during the first step of the Krebs cycle?
  1. a 3-carbon molecule
  2. a 4-carbon molecule
  3. a 6-carbon molecule
  4. a 7-carbon molecule
Grade 9 Molecules and Compounds
Choose the choice that correctly describes a polar molecule.
  1. A molecule with no charge
  2. A molecule at the far end of something
  3. A molecule in the middle of something
  4. A molecule with a slight charge
Grade 9 Biochemical Pathways
What type of molecule is created during the last step of the Krebs cycle?
  1. a 3-carbon molecule
  2. a 4-carbon molecule
  3. a 6-carbon molecule
  4. a 7-carbon molecule
Grade 12 Molecules and Compounds
What can you predict according to VSEPR theory provided you know the distribution of orbitals containing electronic pairs around the central atom?
  1. shape of the molecule and bond angle
  2. heat of formation of molecule
  3. solvation energy of molecule
  4. lattic energy of molecule
None Macromolecules
Protein molecules are polymers of                     .
  1. DNA molecules
  2. fatty acid molecules
  3. amino acid molecules
  4. none of the above
College Macromolecules
All organisms are composed of what?
  1. biological molecules
  2. inert molecules
  3. living things
Grade 6 Organic Chemistry
What is a polymer?
  1. A type of sugar molecule.
  2. A very short chain of molecules.
  3. A molecule made of repeating small molecules combined.
  4. A long chain of different molecules that have combined together.
College Cell Structure and Function
The order of the following items from largest to smallest is
  1. atom, proton, molecule, organelle
  2. organelle, molecule, atom, proton
  3. proton, atom, molecule, organelle
  4. molecule, atom, proton, organelle
Grade 9 Biochemical Pathways
In the presence of oxygen, one glucose molecule has sufficient energy to produce up to
  1. 4 NADH molecules.
  2. 12 FAD molecules.
  3. 38 ATP molecules.
  4. all of the above.
Grade 6 Molecules and Compounds
Grade 12 Molecules and Compounds
How many grams of NaOH molecules are present in 1 mole of NaOH?
  1. 40 gms of NaOH molecules
  2. 50 gms of NaOH molecules
  3. 60 gms of NaOH molecules
  4. 70 gms of NaOH molecules
Grade 11 DNA, RNA, and Genetics
Grade 9 Cell Structure and Function
Which of the following monitors a cell's progress from phase to phase during the cell cycle?
  1. microtubules
  2. lipid molecules
  3. protein molecules
  4. a series of enzymes
Grade 5 Kinetics and Equilibrium
Which statement about the molecules in ice and the molecules in liquid water is correct?
  1. The molecules in ice contain different atoms than the molecules in liquid water.
  2. The molecules in ice have more energy than the molecules in liquid water
  3. The molecules in ice have more electric charge than the molecules in liquid water
  4. The molecules in ice are less free to move than the molecules in liquid water.
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