HBr Br

Balance the following equation by filling the gaps with appropriate numbers. Zn + HCI ZnCl2 H2 +

0 CI excess NH,CH,

Tin is smelted by heating tin (iv) oxide in the presence of carbon, releasing carbon monoxide as a by product. How many moles of carbon monoxide are produced from the reduction of 3.50 moles of tin (iv) oxide? Balance the reaction equation and show your work.

genow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take [References] A 1.270 g sample of oxalic acid, H2 C2 04, is placed in a 100.0-mL volumetric flask, which is then filled to the mark with water. What is the molarity of the solution? Molarity = |M %3D

fari File Edit View History Bookmarks Window Help DI OD D ¡l A C =5 Previous Page 9 of 9 Next Ⓒ 2 OCT 12 W S S Stv CHAPTER 4-STOICHIOMETRY: QUANTITATIVE INFORMATION ABOUT CHEMICAL REACTION #3 S % by mass E A 10.2 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If 20.5 mL of 1.22 M sodium hydroxide are required to neutralize the perchloric acid, what is the percent by mass of perchloric acid in the mixture? D all A 54 U S R Document3.docx F C ● % 5 C References Use the References to access important values if needed for this question. east.cengagenow.com T с ● FOCUPSia Pxerenc I.Omni Wenarchive G MacBook Pro C Online t... Y 7 H Oct 10. 2022 at 6:04 AM THAN AUD 25 711/7 AL 111.54 AMM U * 3 8 C 9 K 10 KB 747 KR Micros...(.do WAN archive

Q 34

3. pls complete answer or solution

Answer 1 a and b compl

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