Exam 1 - \- 5 \- Name: TA Name (or Lab Section): Hour Exam...

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Unformatted text preview: \- 5 \- Name: TA Name (or Lab Section): Hour Exam #1 T. Cech Check to make sure that your exam has 13 problems. Work out each problem in the space provided, using the back of the sheet if you need more space for calculations. We can try to give you partial credit only if your work in neat enough for us to follow your progress. lf it's a complicated calculation, GIRCLE THE FINAL ANSWER you'd like us to grade. A periodic table is attached to the back of the exam. The following information may also be useful: Avogadro's number = 6.022 x 1023 mol-1 1 ton = 2000. lb 1 kg =2.2 lb 1.(6 pts.) Write the formula for (a) potassium oxide: (b) ammonium sulfate: (c) calcium phosphate: 2.(4 pts.) Name the following compounds (a) Fe(NOe)g: (b) Cu2CO3; 3.(4 pts.) ldentify the element ?3 t \- 4.(6 pts). The i"r !f co3+ contains how many p roto ns ? neutrons? electrons? 5. (1Opts) Somatogen, a Boulder biotechnology compdny, makes the protein hemoglobin as a blood substitute for transfusions. lf they make 1 ton of...
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Exam 1 - \- 5 \- Name: TA Name (or Lab Section): Hour Exam...

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