1. Question:The name of the compound FES04 is
2. Question: Peptide bonds link the amino acids together to make a primary polypeptide sequence. The bonds are
3. Question: If a balloon is filled with helium were heated with a blow dryer , the balloon would
4. Question: You are setting up an experi...
1. Question: The name of the compound FES04 is
2. Question: Peptide bonds link the amino acids together to make a primary polypeptide sequence. The
bonds are
3. Question: If a balloon is filled with helium were heated with a blow dryer , the balloon would
4. Question: You are setting up an experiment to test a pair of experimental headache medications, X & Y . As
part of the experiment setup, you take individuals suffering from headaches and divide them into 4 groups and
provide each with a different pill. Which of the 4 groups below would you classify as the positive control?
5. Question: Which of the following is not normally part of the scientific inquiry?
6. Question: An isotope has a total of 46 neutrons and 22 protons. What would be the atomic symbol of
this isotope? Ti (Titanium)
7. Question: Which of the following is the correct formula for nitride ion?
8. Question: Select all that would be classified as cations
9. Question: An isotope of gallium (atomic number 31) has a mass number of 67 . How many neutrons
will this isotope have?
10. Question: Select all of the following that would be classified aspolar covalent compounds:
11. Question: Select all of the following compounds that would be classified as ionic:
12. Question: Which of the following would you expect to form when a nickel(I) ion combines with
nitrate?
13. Question: Calcium Phosphate, Ca3(PO4)2 is used to treat calcium deficiency . What is the molar
mass of this compound?
14. Question: Determine the number of oxygen atoms in magnesium hydroxide:
15. Question: Xenon gas reacts with fluorine gas to form xenon tetrafluoride. Identify which image
in the figure represents the reactants and which image represents the products in the correct ratio so
that mass is conserved.
16. Question: Balance the following skeletal equation: Li(s) + H20(l) LiOH(aq)+H2(g)
17. Question: Which of the following units can be used to represent the concentration of a solution
prepared by dissolving salt in water. Select all that apply :
18. Question: A solution of ethanol ,C2H5OH is prepared by dissolving 25.0 ml
ofethanolinenoughwatertogiveatotalvolumeof250.0ml .What is the percent by volume concentration of
ethanol ?
19. Question: How many liters of 8 M NaCl solution would you need to add to a reaction that
requires 2 moles of NaCl ?
20. Question: Which of the following correctly identifies the peptide bond as indicated by the circled
bond ?
21. Question: Which type of protein structure results from the arrangement of amino acids in space
in a local region in the protein chain, often in the form of a pleated sheet or helix?
22. Question: Identify the two classes of nucleic acids:
23. Question: A portion of one strand in a DNA molecule has the following sequence of
bases :AATAGCAGGCTTA. Identify the sequence of bases in the other strand of the DNA molecule
that would hydrogen bond to these bases :
24. Question: Which of the following is present in DNA but not found inRNA?
25. Question: Select all carbohydrates designated aspolysaccharides?
26. Question: Which of the following is electron configuration dot structure for sulfur monoxide ?
27. Question: Which of the following best describes this molecule
CH3CH2CH2CHCHCH2CH2COOH –
28. Question: You have a triglyceride containing no carbon to carbon double bonds. Determine the type of
biomolecule and physical state :
29. Question: What happens when you heat a sealed metal canister of
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