Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Can(PO)(OH). Trace elements in teeth of archeological specimens provide anthropologists with clues about diet and disease of ancient people. Students at Hamline University measured the trace element strontium in cnamel from extract wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of 10.0mL. containing 0.750mg dissolved tooth enamel plus variable concentration of added Sr. \table[[Added Sr (ng/mL- ppb), Signal (arbitrary units)], [0, 28.0], [2.50, 34.3], [5.00, 42.8], [7.50, 51.5], [10.00, 58.6]] a) Prepare a graph to find the concentration of Sr in the 10mL sample solution in part per billion = n m L. (2%) b) Find the concentration of Sr in tooth enamel in part per million = μ (3%) 5. Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Ca(PO)(OH). Trace elements in teeth of archeological specimens provide anthropologists with clues about diet and disease of ancient people. Students at Hamline University measured the trace element strontium in enamel from extract wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of 10.0 ml. containing 0.750 mg dissolved tooth enamel plus variable concentration of added Sr. Added Sr (ng/ml.- ppb) Signal (arbitrary units) 0 2.50 5.00 7.50 10.00 28.0 34.3 42.8 51.5 58.6 a) Prepare a graph to find the concentration of Sr in the 10 ml. sample solution in part per billion = ng/mL. (2%) b) Find the concentration of Sr in tooth enamel in part per million-μg/g (3%)
Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Can(PO)(OH). Trace elements in teeth of archeological specimens provide anthropologists with clues about diet and disease of ancient people. Students at Hamline University measured the trace element strontium in cnamel from extract wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of 10.0mL. containing 0.750mg dissolved tooth enamel plus variable concentration of added Sr. \table[[Added Sr (ng/mL- ppb), Signal (arbitrary units)], [0, 28.0], [2.50, 34.3], [5.00, 42.8], [7.50, 51.5], [10.00, 58.6]] a) Prepare a graph to find the concentration of Sr in the 10mL sample solution in part per billion = n m L. (2%) b) Find the concentration of Sr in tooth enamel in part per million = μ (3%) 5. Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Ca(PO)(OH). Trace elements in teeth of archeological specimens provide anthropologists with clues about diet and disease of ancient people. Students at Hamline University measured the trace element strontium in enamel from extract wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of 10.0 ml. containing 0.750 mg dissolved tooth enamel plus variable concentration of added Sr. Added Sr (ng/ml.- ppb) Signal (arbitrary units) 0 2.50 5.00 7.50 10.00 28.0 34.3 42.8 51.5 58.6 a) Prepare a graph to find the concentration of Sr in the 10 ml. sample solution in part per billion = ng/mL. (2%) b) Find the concentration of Sr in tooth enamel in part per million-μg/g (3%)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Can(PO)(OH). Trace elements in teeth of archeological specimens provide
anthropologists with clues about diet and disease of ancient people. Students at Hamline University measured the trace element strontium in
cnamel from extract wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of 10.0mL.
containing 0.750mg dissolved tooth enamel plus variable concentration of added Sr.
\table[[Added Sr (ng/mL- ppb), Signal (arbitrary units)], [0, 28.0], [2.50, 34.3], [5.00, 42.8], [7.50, 51.5], [10.00, 58.6]]
a) Prepare a graph to find the concentration of Sr in the 10mL sample solution in part per billion = n
m
L. (2%)
b) Find the concentration of Sr in tooth enamel in part per million = μ (3%)
5. Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Ca(PO)(OH). Trace elements
in teeth of archeological specimens provide anthropologists with clues about diet and disease of ancient
people. Students at Hamline University measured the trace element strontium in enamel from extract
wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of
10.0 ml. containing 0.750 mg dissolved tooth enamel plus variable concentration of added Sr.
Added Sr (ng/ml.- ppb)
Signal (arbitrary units)
0
2.50
5.00
7.50
10.00
28.0
34.3
42.8
51.5
58.6
a) Prepare a graph to find the concentration of Sr in the 10 ml. sample solution in part per billion = ng/mL.
(2%)
b) Find the concentration of Sr in tooth enamel in part per million-μg/g (3%)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F44fbf970-fc4a-43f2-89ba-6983fa63dbcb%2Ff7f878ef-1ee8-40d2-9d26-54b6a65ffdcd%2F57be5h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Can(PO)(OH). Trace elements in teeth of archeological specimens provide
anthropologists with clues about diet and disease of ancient people. Students at Hamline University measured the trace element strontium in
cnamel from extract wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of 10.0mL.
containing 0.750mg dissolved tooth enamel plus variable concentration of added Sr.
\table[[Added Sr (ng/mL- ppb), Signal (arbitrary units)], [0, 28.0], [2.50, 34.3], [5.00, 42.8], [7.50, 51.5], [10.00, 58.6]]
a) Prepare a graph to find the concentration of Sr in the 10mL sample solution in part per billion = n
m
L. (2%)
b) Find the concentration of Sr in tooth enamel in part per million = μ (3%)
5. Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Ca(PO)(OH). Trace elements
in teeth of archeological specimens provide anthropologists with clues about diet and disease of ancient
people. Students at Hamline University measured the trace element strontium in enamel from extract
wisdom teeth by atomic absorption spectroscopy. Solutions were prepared with a constant total volume of
10.0 ml. containing 0.750 mg dissolved tooth enamel plus variable concentration of added Sr.
Added Sr (ng/ml.- ppb)
Signal (arbitrary units)
0
2.50
5.00
7.50
10.00
28.0
34.3
42.8
51.5
58.6
a) Prepare a graph to find the concentration of Sr in the 10 ml. sample solution in part per billion = ng/mL.
(2%)
b) Find the concentration of Sr in tooth enamel in part per million-μg/g (3%)
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