ASAP please!! Question 33 1 pts 1.c) CH3-CH2-CH2-; Underlined hydrogen will show as sextet (6): True/False...
Question 26 1 pts 1. a) For the following benzene compound: CH3-C.CH4-CH3 (para), the total number of non- equivalent hydrogens is 2: True/False True False Question 27 1 pts 1. b) CH3-C6H4-Cl (ortho), the total number of non-equivalent hydrogens is 3: True/False True False Question 28 1 pts 1. c) olefinic hydrogens (hydrogen attached to sp² hybridized carbon) give d values at about 3-4 ppm : True/False True False D Question 29 1 pts 1. d) in a 300 MHz...
Question 45 1. a) NMR spectrum of CH3-CH2-O-CH3 contain one singlet, one quartet, and one triplet: True/False True False Question 46 1.b) CHCI-CHBr2: two doublets (d) will appear in the NMR spectra: True/False True False Question 47 1.c) CH3-CH2-CO-CH2-CN: IR spectra will show a peak at 1740 and 2200cm-1: True/False True False Question 48 1 pts 1.d) NMR of the above molecule will show two triplets and one singlets: True/False True False Question 49 1 pts 1. e) Or, one...
1.5 pts Question 24 Which of the following compounds would have the strongest intermolecular attractive forces ? CH3-NH-CH2-CH3 CH3-CH2-CH2-OH CH3-CH2-O-CH3 CH3-CH2-CO2H CO2 3.5 pts D Question 25 A 0.258-g sample of a pure triprotic acid, H3A, (where A is the generic anion of the acid). was dissolved in water and titrated with 0.150 M barium hydroxide solution. The titration required 13.9 mL of the base to reach the equivalence point. What is the molar mass of the acid? o 227...
please answer all
Question 25 3.5 pts A 0.258-g sample of a pure triprotic acid, H3A, (where A is the generic anion of the acid), was dissolved in water and titrated with 0.150 M barium hydroxide solution. The titration required 13.9 mL of the base to reach the equivalence point. What is the molar mass of the acid ? 227 g/mol 82.5 g/mol 371 g/mol 124 g/mol 186 g/mol Question 24 1.5 pts Which of the following compounds would have...
Question 3 1/1 pts Consider the following molecules. CHCH; CH; - CH3-CH2-CEC-CH-CH3 CH-CH-CH-CH-CH, CH; Structure C is classified as a(n) alkene alkane cycloalkane alkyne aromatic compound
D Question 17 1 pts The sulfite polyatomic anion is so,?, True False 6
help with all 6 questions please
Question 24 1 pts An isotonic solution of NaCl is 0.90% w/v. Suppose you start with a teaspoon (5.69 g) of NaCl and dissolve it in water. How many total mL would the solution need to be to be isotonic? Give to at least two significant figures? Question 25 1 pts A soft drink has a pH of 2. What will be the concentration of Ht? Give the exact number, without the unit. I...
I
need your help ASAP! please show all work for this activity sheet
f True/False Write T for true, F for false a) Prostaglandins are used to make steroid hormones b) Prostaglandins are synthesized only in the liver c) Prostaglandins can be used to induce labor d) Prostaglandins are synthesized in the cell only when it is needed e) Prostaglandins prevent the inflammation response Prostaglandins can cause fever and pain sensitivity g) Phospholipids are the only lipids found in a...
Question 1 please
1. True or false: (15 pts) {(-1)" tan (TC/2-3/n} is oscillating. (b) 1/2-1/4+1/6-1/8+1/10-..... converges conditionally. A convergent sequence is always Cauchy. {1/n) is a Cauchy sequence. (1-3)-(1-31/2)+(1-313)-(1-314 )+.....diverges. 2. Find limit sup and limit inf of the following sequences: (10 pts) (a){c+4) sin ng (b) {(1+m+)"} Limsup= limsup= Lmitinf= liminf= 3. Prove that either the following sequence has a limit or not. (20 pts) (a) 2n (b) n2+4n+2 n+6vn n-1