What protons) yield the 1H NMR signal around 1.8 ppm as a multiplet? H3C CH3 H3C COH H d roton a O Proton "b roton...

What is an example of a titration practice problem?...

question. Correct answers for each question will be made available once the maximum number of attempts have been made for each submission. Nuclear Physics - Binding Energy 1 Nuclear Physics - Binding Energy Fod work The above figure shows a nuclear reaction in which an alpha particle separates into ...

I want to confirm this answer as soon as possible thanks. Question 4 5 pts (COS 3 & 4) An 8-bit DAC outputs a value of 5.10 V when the input is OxFF. What is the output when the input is 0x72? O 4.49 V 2.28 V 1.14 V 3.82 V...

From the following information from the payroll register of Veronica's Auto Supply Store, calculate the amount of taxable earnings for unemployment and FICA tax, and prepare the journal entry to record the employer's payroll taxes as of April 30, 20--. Social Security tax is 6.2% on the firs...

Hi, please help with the question below. Make sure you meet these requirements or else you will directly receive a thumb down. Thank you. 1. Answer all the questions. 2. Strictly follow the format as the chart in the picture. 3. Give me your calculation process. 4. Answer the questions only in the c...

For our fatigue experiment, the minimum diameter of the specimen is 0.25 inch. Based on the endurance limit, what is your estimation of the ultimate strength (Sw) of this material? 550 500 I 450 400 350 amplitude (MPa) 300 . 250 200 200 Stress a 150 100 50 102 107 103 104 105 106 Fatigue life (cycle...

Hello all, I need an expert in organic chemistry to help with this practice question. Please give answer the question below. Please explain your answers for each drug separately. Please I need your honest answer to this question. Thank you. The question is as stated below; Hello all, I need an expe...

Problem 5 (7 marks) A survey of 25 retail stores revealed that the average price of a DVD was $375 with a standard deviation of $20. a) What is the 95% confidence interval to estimate the true cost of the DVD? (4 marks) b) What sample size would be needed to estimate the true average price of a DVD ...

it s to get deflection at 100mm and 450mm i can t understand the red part. what does it mean? thank you 외력 4 kM과 2 ks 탄성계÷ e-200 GPa㈤이는 3.67 kN 쥡의 처킴을 nmi 하되 오. 구 ...

Find the angle Q between the two vectors. u = 10i + 40j v = -3j+8k cos <10,40,0> <0,-3,8> / sqrt1700 sqrt73 cos(-120/sqrt1700 sqrt73) = .9072885394 arc cos (.9072885394) = 24.86 degrees. Is this correct?...

04) The RC Circuit shown below includes both a fixed resistor and a potentiometer. By turning the knob on the potentiometer, the resistance between the fixed resistor and the capacitor can be changed within the range of 0 to 20 ko. a. Is this a lowpass or high pass configuration? R = 10 kn Rror = 20...

Find the quotient and remainder using long division. r4 -8a3 +69x + 14 The quotient is Preview S Enter an algebraic expression [more..] The remainder is 丼 Previewsyntax error Get help: Video Video...

Question Help Use z soores to compare the given values. In a recent awards ceremony, the age of the winner for best actor was 34 and the age of the winner for best actress was 57. For all best actors, the mean age is 45.6 years and the standard deviation is 8.5 years. For all best actresses, the mea...

Clonex Labs, Inc., uses the weighted-average method in its process costing system. The following data are available for one department for October: Percent Completed Units Materials Conversion Work in process, October 1 53,000 90 % 55 % Work in process, October 31 38,000 68 % 48 % T...

The May transactions of Monty Corp. were as follows. May 4 7 8 9 Paid $900 due for supplies previously purchased on account. Performed advisory services on account for $7,450. Purchased supplies for $850 on account. Purchased equipment for $1,550 in cash. Paid employees $730 in cash. Received bill f...

The human ear canal has a typical length of about 2.2 cm and can be modeled as a tube open at one end and closed at the eardrum. a) Calculate the fundamental frequency that humans should be expected to hear best. Assume that the speed of sound is 345 m/s in air. Looking deeply down your friends thro...

Homework: Homework Chapter 10 (Copy) Score: 05 of 1 pt HW Score: 78 e3%, 22 1 of 28 pts 10.2.22 1153 45 1084 55 1702 What the regresin cquation? y- 470412x Hound the x-coctticlknt to tour decimal placa s nesdad. Round the constant to bwo dadimal plzces as needed เห1st İy th" bee...