Determine the empirical formula for the made-up compound with the following percent composition 15.32% element J 56.45% element Q 28.23% element Z Please refer to the Mini Periodic Table of Fake Elements to answer your questions O JQZ Mini Periodic Table of Fake Elements Avogadro's Number: 6.022 x 1023 O J15Q56228 D 15.00 J Q 19.00 Z 35.00 70.00

Determine the empirical formula for the made-up compound with the following percent composition 15.32% element J 56.45% element Q 28.23% element Z Please refer to the Mini Periodic Table of Fake Elements to answer your questions O JQZ Mini Periodic Table of Fake Elements Avogadro's Number: 6.022 x 1023 O J15Q56228 D 15.00 J Q 19.00 Z 35.00 70.00

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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om ng Havigate osoft Teams es rosoft Teams etings yteWave Course laterials e here to search ! 1 F1 Q €² F2 @ 2 W A 2.00 g sample of unknown hydrocarbon is found to contain 1.50 g carbon and 0.50 g hydrogen. What is the compound's percent composition by mass? Select the correct answer below: 75% carbon, 25% hydrogen O 25% carbon, 75% hydrogen O 50% carbon, 50% hydrogen O 67% carbon, 33% hydrogen F3 #3 G E €0 F4 e $ 4 8 R F5 NG % 5 T F6 18 A 6 F7 Y ▶/11 F8 & 7 K U 4 * 8 F9 8 | A 5 76°F Partly sunny 9 F10 Pause 9 F11 Insert ) 0 O6 Activate Win SITE Go to Settings to mate Windo F12 P* FEEDBACK 4) ENG PrtSc NumLK + 11 ▼ 4:20 PM 11/1/202 P
Calculate the empirical formula for each of the following substance Part A. 70.9% K and 29.1% S Part B. 55.0% Ga and 45.0% F Part C. 57.5% B and 42.5% O Part D. 39.01% Mg, 60.99% F Part E. 51.7% C, 6.95% H, and 41.3% O Express your answer as a chemical formula.
Determine the empirical formula based on the information below. Make sure to show your work and circle your final answer for full credit. Element carbon hydrogen oxygen Percent Composition 36.20 % 4.90 % 48.90%
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What is the empirical formula of the following compound if a sample contains 55.3% K, 14.6% P and 30.1% O by mass? O K3P203 (all numbers are subscripts) K3PO4 (all numbers are subscripts) O K2(PO3)2 (all numbers are subscripts) KPO (all numbers are subscripts) K2PO2 (all numbers are subscripts) O O
Calculate the number of moles containing each of the following. Express your answer with the appropriate units. 1.15×1022 atoms of cobalt, Co 2.65×1023 molecules of carbon dioxide, CO2 5.60×10 24 formula units of cobalt(II) carbonate, CoCO3
1. If 0.537 g of copper completely reacts with 0.321 g of fluorine to form a compound, what is the percent composition of copper in the compound? 2. A 13.07g sample of an unknown compound is composed of 9.48 g of barium, 1.66g of carbon and 1.93 g of nitrogen. What is the empirical formula of this compound? 3. Determine the empirical and molecular formula of a compound that is composed of 36.5% sodium, 25 4% sulfur, and 38.1% oxygen. The molar mass is 378 g.
4: What is the empirical formula of a compound which contains only oxygen and lead and is 90.6% lead? E: PbO D: Pb₂0 C: Pb304 Pb0₂ B: Pb203 90.6gP 9.480 90.68 Pb AMP 2070P6 1.499 Tat 0.4377 ml Pb 522.5875m1 9.9377 64372 95875 e. 4377
v Question Completion Status: QUESTION 8 *Show all vour work on a separate sheet of paper for the following problem. Full credit is based upon the correct setup as show as well as the correct answer. You can earn partial credit for this problem. What is the molecular formula of estrogen, which has a molar mass of 272.38 g/mol and an empirical formula of CgH120? (enter the answer as done in the question above) PERIODIC TABLE OF THE ELEMENTS IA 13 14 15 III A IVA VA 7. 2 16 1.0079 IIA VIA 4 6. Li Be C 6.941 9.0122 10.811 12.011 14.007 15.999 8. 9. 10 11 12 13 14 15 16 VIII B 5 6 VI B 12 II B 3. 3 4 11 Al Si Mg 24.305 Na 22.990 III B IV B VB VIIB IB 26.982 28.086 30.974 32.0 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 3- 4 K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As 39.098 40.078 44.956 47 867 50.942 $1.996 54.938 55.845 S8 933 SK.693 63.546 65.39 69.723 72.61 74,922 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 Save and Submit to save and submit. Click Save All Answers to save all…