Chemistry lab questions

User Generated

z4zz4qk

Science

Description

please type up my lab 7 results and data and then answer post lab questions and type those up to

Unformatted Attachment Preview

Name Desk Date Laboratory Instructor Unknown no. or letter REPORT SHEET EXPERIMENT 7 Chemicals in Everyday Life: What Are They, and How Do We Know? from red to light blue furns the faster A. Household Ammonia 1. Effect of household ammonia on dry litmus 2. Effect of household ammonia on moist litmus 3. Effect of NH4Cl on litmus no effet seen 4. Effect of NH4Cl + NaOH on litmus red turns to the Fertilizers contain ammonium salts: Yes 6. Smelling salts an monia odor lithnus turns blue 5. Fertilizers contain ammonium salts: Yes Y B. Baking Soda, NaHCO3 7. Baking soda + H2SO4 8. Baking soda + vinegar 9. Chalk contains carbonate ion: Yes bubbles/fizzes w/ white from bubbles/ fizzes w shike foam X No Igas releases 10. z HCl g) + Na2SO4 C. Table Salt, NaCI Effect of H2SO4 on table salt fizzes White color 11. H2SO4(1)+2 NaCl(s) —— + 12. Effect of AgNO3(aq) on table salt solution while 13. Why use distilled water? 14. Chloride ions in tap water: Yes No 15. Salt in flame regular Kreshitake naker can certain ins (1) us bright yellow D. Epsom Salts, MgSO4.7H20 16. Effect of H2SO4 on Epsom salts clumped & did not dissolve (no reaction) White 17. BaCl2 +Epsom salts preciporake Basoy results Copyright © 2018 Pearson Education, Inc. 87 88 Report Sheet • Chemicals in Everyday Life: What Are They, and How Do We Know? E. Bleach 18. Bleach + Nal (aq) 19. AgNO3(aq) + Nal (aq) 20. Effect of H2SO4 on Nal (aq) clear/black on top , yellowish and red on botten before have reddish brown / after pink on top onge or botten gas, turned yellow then der k red brown released F. Unknown 7-4 21. e Unknown ion CO3 22. Confirmatory test added barium hydroxide QUESTIONS 1. How could you distinguish sodium chloride (table salt) from sodium iodide (a poison)? Show reactions. 2. How could you distinguish solid barium chloride from solid barium sulfate? 3. Do you think that washing soda, Na2CO3, could be used for the same purpose as baking soda, NaHCO3? Will Na2CO3 react with HCl? Write the chemical equation. Write the chemical equation for the reaction of NaHCO3 with HCl. 4. Sodium benzoate is a food preservative. What are its formula and its solubility in water? (Consult a hand- book or the Internet.) Source: Handbook of Chemistry and Physics.
Purchase answer to see full attachment
User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

Hello there,I just finished the task you requested. I am attaching to this message a Microsoft Word (...


Anonymous
Excellent! Definitely coming back for more study materials.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags