Which of the following is a "to contain" device? Select one: O a. buret O b. None of the choices. O c. volumetric pipet d. volumetric flask O e. balance
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- 119 X My Course X Macmillan: X Course Mo X What is the FORMULA for the limiting reagent? Submit Answer Sections 5 X .com/static/nb/ui/evo/index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883&id=1707786042&snapshoti... Use the References to access important valdes ir needed for this question. 900 For the following reaction, 9.43 grams of carbon (graphite) are allowed to react with 28.5 grams of oxygen gas. carbon (graphite) (s) + oxygen (g) carbon dioxide (g) What is the maximum amount of carbon dioxide that can be formed? What amount of the excess reagent remains after the reaction is complete? HOMEWOR X MacBook Air MindTap - C X GI grams gramsQ1: What is the density (g/ml) of a 3.6M Sulfuric acid solution that is 29% H,So, by mass (Mwt. = 98)? Q2: Fill the blanks with suitable answers 1: The is the thing being dissolved. ......... 2: The branches of quantitative analysis are and 3. The filterability of the precipitate depend on the of practices. Q3: Which one is correct? 1. Molality changes with temperatures. 2. Molality does not change with temperatures. 3. Molarity changes with temperatures. 4. Normality changes with temperatures. Q4: What weight of pyrite ore (impure FeS,) must be taken for analysis so that the BaSO, precipitate weight obtained will be equal to one-half that of the percent S in the sample? Note: Mwt. of Ba =32, Mwt. of BaSo4 =233, Mwt. of FeS, =119- Chapte x 6 Questio x G "How m X O Chem C x E R.12 ML x A Frequen x E Advanc x * Google x E R.12 ezto.mheducation.com/ext/map/index.html? con=con&external browser%3D0&launchUrl=https%253A%252F%252Flms.mheducation.com%252 Saved apter 4 Assignment 13 3 attempts left Check my work Enter your answer in the provided box. How many grams of KOH are present in 30.0 mL of a 7.39 M KOH solution? ts g eBook Print ferences
- O Love Don't Change - You 41 X G Which coefficient will balance x G Which coefficient will balance x ass Connect assignn x mancedSequenceViewer/1541826?url=https%3A%2F%2Fe02711f5-1353-40b6-af9b-349f7ff846bd.sequences.api.brightspace.com O LogMeln123 O Microsoft Office 365 fo O K12 Customer Supp.. 6 Class Connect Oct 28 Class Connect assignment Tanyia Hawkins: Attempt 1 Question 1 (1 point) Which coefficient will balance the equation when inserted in the ? spot in the equation? 2C2H2 ? O2 => 4CO2 2H20 1 04 3,Gravimetric AnalysisP TrueVision HD blackboard.uob.edu.bh/ultra/courses/ 19902 1/outline/assessment/ 452605 1/overview/e 1768814 1?cou Voitmeter e e salt bridge Fe KCI Cu FeSO4 CUSO,
- help solvinf for the %T, and both diluted and actual PO4s Beer's Law Piot Information Linear Regression Equation |y=664x+0.13 R- value 0.9938 Molar Absorbtivity(M'em') [0 13 Soft Drink Phosphate Data( need to to do all unknowns) diluted [PO4 Soft Drink Unk. Vol. of Soft Dilution actual (PO4] %T Absorbance Drink(mL) Factor (µM) 1 0.50 0.362 2 0.50 0.330 15 3 0.50 0.337 5a Search Bb 1. Chem & meassur Bb Take Test: Assignm X G what measuremen G can you get your ba X A bbhosted.cuny.edu/webapps/assessment/take/launch.jsp?course_assessment_id=_2135287_1&course_id=_2082502_1&content_i. * * Question Completion Status: O 3 gallon QUESTION 5 Write the following number in scientific notation 80,941.6412 * NOTE: to write in Scientific Notation in Blackboard, use a "e" instead of the 10?. For example; 1.234×105 would be 1.234e-5 QUESTION 6 Which of the following prefixes makes the greatest unit?College of Teacher Bachelor of Secondary Education *promoting pedagogical excellence elor of Sec omoting pedage RIN ht: (a) (b) Br. C. CH3 b1. HNO3, H2SO4 2. Fe, H30*r H2/Pd s / oD Br NO2 (c) KMN04 7 (d) Cl CH3CH2CH2CI AICI3 H20 7. OCH3 4. Predict the major product(s) of the following reactions: OM (a) CI (b) CH CH CH3CH2C! AICI3 CH3CH2COCI AICI3 (c) CO2H HNO3 (d) N(CH2CH3)2 H2SO4 SO, H2SO4 ASITY