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- shich affect Exeplain aey the factn. cempless thiree stabllity 4 metal paoper ~exainmples witht we didnt he ad tne sammple iong enouan +o remove all the H2C hydratičn ur calculatons would be neavierima king n toO 5. What mass of CUSO<(H2O)s (Copper II sulfate pentahydrate), when heated and dehydrated, would result in 6.23 g of anhydrous salt? 'n" have been too high or C6.2,39X159,69 MOI O39 0:391 CUSOU CH20)5 159.69 90 59.60+90 Y MOV 909 2/77g x 159.G9x 61239_X- 189 X C6,23+3.631539,86159 -TI626309 x 9= 3,6315 -x* 54.6.03903 うX = 20175 (CUSO4 OEABCH20).20167 0.03903 =CUSO4 CH2O)5 63,5 +32,1t 84:16 sced Chemistry with Vernier 2-3Given the reachion represented by C Hy)+32 (5)る州)+ CHy Cs) the balanced equation Calculate te number o 907 CHIZ produccd by mixina mining 1369 l2 with e Hy
- U eFu X NCH X A NCH X ь Му х Oef X n Oef X U Oef x LU Oef x n Oef x n Oef x O 202 x LU Oef x U Mic x + A docs.google.com/forms/d/e/1FAlpQLSfSGcE8gf218c6JoHMWME1A8Nydf8M4g1yG93D-2LPpoMij_g/formResponse Question 11: Give the preferred IUPAC name of the compound in Figure 11. [Use lowercase letters. Do not use spaces if it is not required in the name.] * Jou antwoord Figure 11 Br CH3 CH3- CH2- CH-CEC-CH– CH3 09:01 P Type here to search 25°C Sunny 2021/11/19If 6.2 grams of obalt (11) nitrate and 2. Cobalt(i phosplate and litlaum nirate. lithium phosphate are mixed and allowed fo Q2) 9) Cobal+Gu nitrate reacts cwith hithium phospnate to produce Ce balt(i phospnate and lit huum nitrate. 1grams of f T 6.2 grams of cobalt () nitrate and 2" react Completely phosphate are mixed and allowed to how much cobalt (1) phosphate, grams, Could be produced? 2 Chromium Qu) nxia (111) 0xide reacts with Carbon mono xide to produ Ce Carbon diO Kîde and chromium metal. If 14grams of chromuml) O xc de and 5.8grams of carbon monoxide are mixed and allowed to react according to this equation, what is the maximum qmount ,in grams, of carbon dioxide that can be produced?If 10.0 mL of H2SO4 (sp. Gr. 1.50, containing 48.7% of combined SO3 by weight) is diluted to 400 mL, what is the normality of the solution as an acid? (b) What volume of 6.00 M H2SO4 should be added to this in order to make the resulting mixture 1.00N as an acid? FW's : H2SC4 = 98; SO3 = 80
- Calculation of AH; of Magnesium Oxide Mg + 2 HCI MgCl2 * Hz2 AH, = kJ/mole MgCl2 +H2O > Mgo + 2 HCI -AH2 = kJ/mole He + 를 O2 + H2O AH3 = - 286 kJ/mole net: Mg + 을 O2- MgO 사Hnet = kJ/mole The literature value for the AHf of magnesium oxide is -602 kJ/mole.duced by the followl "OF a the I. C,H;O;N(s) + 3H,(g) + HCI(aq) → CH;ONCI(s) + 2H,0(1) cess, II. CH,ONCI(s) + NaOH(aq) CH,ON(s) + H,O() + NaCI(aq) III. CH,ON(s) + C,H,O;(1) C3H,O,N(s) + HC,H,O2(1) The first two reactions have percent yields of 87% and 98% by mass, respectively. The overall reaction yields 3 moles of acetaminophen product for every 4 moles of CH5O3N reacted. a. What is the percent yield by mass for the overall process? b. What is the percent yield by mass of Step III? D6 kg each tep is 173. An element X forms both a dichloride (XC12) and a tetrachloride (XCL4). Treatment of 10.00 g XCl, with excess chlorine forms 12.55 g XCI4. Calculate the atomic mass of X, and identify X. 174. When M2S3(s) is heated in air, it is converted to MO2(s). A 4.000-g sample of M,S3(s) shows a decrease in mass of 0.277 g when it is heated in air. What is the average atomic mass of M? 175. When aluminum metal is heated with an element from Group 6A of the periodic table, an ionic compound…the balanced equatun Using 06 +603 et gram3 Hy O produad oF findthe number from 220g of Cate Oc
- AaBbCcDd AaBbCcDd AaBbC AaBbCct AaB AaBbCcD 1 Normal 1 No Spac... Heading 1 Heading 2 Title Subtitle 1 Styles Name HHHHH ||||| H-C-C=C-C-C-H | H || HH Name H H-C-H C=C F -H —H H C 1 B. H H Name H H H H1C C H Η Η Η Η Η Η | | | | | | H-C₁-C₂-C₂-C-C-C-H II HH H H-C-H H -H y Find ✓ Replace Select Editing 14°C Cloudy A Dictate Voice F FooWhat is the limiting reagent if 78 grams of Na202 were reacted with 29.4 grams of (H2O? At.Wt( Na323.0%3D16,H=12) As an example of precision and accuracy of data, suppose the % carbon in a single compound has been measured thrce separate times by 2 different students. The theoretical % carbon is 21.34%. Student 1: trial 1:26.11%, trial 2: 26.24% trial 3: 25.92 %, Avg - 26.09 Student 2: trial 1: 20.35%. trial 2: 22.64 % trial 3: 19.79 %. Avg = 20.93 a) Which student had the more precise data and how can you tell? b) Which student had the more accurate data and how can you tell? 3a) Calculate the % error of Student 1 data in problem 2 above. Show all work below. WATCH SIG FIGS
