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- 1LDA 2) 10. Br OH GMH,SO,/A NH2 11. NH2 12.Determine the mass of the water in the sample based on the following data to teo decimal places. Mass of crucible and cover- 50.02 Mass of crucible, cover and sample before heating-51.04 Mass of crucible, cover and sample after heating-50.8640 X x 2008 xample 8. The laboratory reagent, concentrated nitric acid, is generally 69 per cent by mass of nitric acid (HNO3). Calculate volume of this solution which contains 19.9 g of HNO3 (density of concentrated nitric acid solution is 1.41 g cm -3). If th I of II
- LU eFu X NCH X NCH X ь Му х LU Oef x LU Oef x U Oef x LU Oef x n Oef x U Oef x A 202 x Oef X h Mic x A docs.google.com/forms/d/e/1FAlpQLSfSGcE8gf218c6JoHMWME1A8Nydf8M4g1yG93D-2LPpoMij_g/formResponse Question 17: Which type of compound reacted to form the product in Figure 17 from benzene? * Ketone Aldehyde Acyl halide Haloalkane Carboxylic acid Figure 17 AICI, + 09:04 P Type here to search 25°C Sunny 2021/11/19LU eFu X NCF X NCH X ь Му х Oef X n Oef x LU Oef x LU Oef x U Oef x n Oef x A 202 x LU Oef x A Mic x A docs.google.com/forms/d/e/1FAlpQLSfSGcE8gf218c6JoHMWME1A8Nydf8M4g1yG93D-2LPpoMij_g/formResponse Question 21: Mark the reactions in Figure 21 that will produce an alcohol as the main organic product. * A В C Figure 21 CH3 H* A CH3-CH-CH=CH2 + H20 Br H20 Actions 1 LIAIH4 C CH3-CH2-C - OH 2 H* 09:07 P Type here to search 25°C Sunny 2021/11/19 O O O2.) Calculate the moles of KHP in flask #2. grams KHP Molar Mass of KHP (A2) 204.22 g/mol moles KHP %3D Cal .009 (A11) %3D NOR 204.22 g/mol
- LU eFu X NCH X E NCH X ь Му х LU Oef x n Oef x U Oef x U Oef x LU Oef x LU Oef x O 202 x LU Oef x Mic x i docs.google.com/forms/d/e/1FAlpQLSfSGcE8gf218c6JoHMWME1A8Nydf8M4g1yG93D-2LPpoMj_g/formResponse Question 28: Why is the mechanism shown in Figure 28 not plausible? * The reagent does not have a good leaving group. Water is too weak a base for the reaction to occur. The structure of the haloalkane prevents the nucleophile from coming close to the alpha carbon atom. None of these statements are correct. All these statements are correct. Figure 28 :Br? CH3 CH3 H CH3 CHcBr CH3 CH,-c- ÖH CH3-C-0 H. CH3 H-ö: H 09:11 P Type here to search 25°C Sunny 2021/11/19U eFu X NCH X NCH X ь Му х LU Oef x n Oef x U Oef x O Oef x LU Oef x U Oef x U 202 x n Oef x h Mic x A docs.google.com/forms/d/e/1FAlpQLSFSGcE8gf218c6JoHMWME1A8Nydf8M4g1yG93D-2LPpoMij_g/formResponse Question 37: Give the preferred IUPAC name of the product of the reaction in Figure 37. [Use lowercase letters. Do not use spaces except where required in the official name.] * Jou antwoord Figure 37 CH3 1 LIAIH4 CH3-CH2-C-c=N 2 H* CH3 09:15 P Type here to search 25°C Sunny 2021/11/19Acetone has density of 0.788gmL-1. How many molecules of acetone are present in 15mL of acetone?
- LU eFu X NCH X E NCH X ь Му х Oef X LU Oef X U Oef x LU Oef x n Oef x U Oef x O 202 Oef X h Mic x A docs.google.com/forms/d/e/1FAlpQLSfSGcE8gf218c6JoHMWME1A8Nydf8M4g1yG93D-2LPpoMij_g/formResponse Question 34: Benzylpenicillin shown in Figure 34 was the first antibiotic to be manufactured on large scale. How many ester groups can be formed when this compound reacts with methanol in the presence of strong acid? [The answer is a whole number.] * Jou antwoord Figure 34 Penicillin G Potassium for injection, USP :O: Benzylpenicillin 09:13 P Type here to search 25°C Sunny 2021/11/19 :O:nHMAC%3Def41415d9158412623399163083b2ede#10001 Spr. 2021 8 Gu HI, Leira v Sign Out Item 4 I Review | Constants | Periodic Table Alexandra decides to climb Mt. Krumpett, which is 5000 m high. She determines that this will require a total of 2250 kcal of energy for the trip. For her food supply, she decides to take nutrition bars. The label states that each bar contains 50 g of carbohydrates, 10 g of fat, and 40 g of protein. Part A How many nutrition bars should Alexandra pack? Express the number of bars numerically. > View Available Hint(s) ν ΑΣφ bars Submit Previous Answers 0V 12:33D D D D Δ ΔΔΔΙΔ to e quivalents 2 σκελί Convert 1.87 mol50, 2007 31. Eq