Post a New Question

Posts by Blair

Total # Posts: 166

correct punctuation
One thing that happened over the summer, I grew. Grim takes a look at me one day and he goes, "all that walking you do, it must be stretching your legs, and carrying poor Kevin around that seems to be putting real muscle on you." He's not that heavy, and anyhow ...

grammar
One thing happened over the summer, I grew even more. Grim takes a look at me one day and he goes, "all that walking you do, it must be stretching out your legs, and carrying poor Kevin around that seems to be putting real muscle on you. He's not that heavy, and ...

grammar
punctuation of passage. one thing that happened over the summer i grew even more grim takes a look at me one day and he goes all that walking you do it must be stetching out your legs and carrying poor kevin around that seems to be putting real muscle on you

physics
A 2.00 kg aluminum block and a 5.20 kg copper block are connected by a light string over a frictionless pulley. They sit on a steel surface, where θ = 28.0°. Determine the sum of the magnitudes of the forces of friction acting on the blocks._____________N I ...

physics
A 1.30 kg toaster is not plugged in. The coefficient of static friction between the toaster and a horizontal countertop is 0.400. To make the toaster start moving you carelessly pull on its electric cord. (a) For the cord tension to be as small as possible, you should pull at ...

Biology
Which is the most common complex carbohydrate on earth? A. Starch B. Glycogen C. Cellulose D. Hemicellulose E. Chitin

Biology
Which monosaccharide requires the most steps to proceed through glycolysis? A. Glucose B. Galactose C. Fructose

Biology
Anaerobic fermentation in yeast produces (include all of the final products). A. Lactic acid, NAD and CO2 B. Lactic acid and NADH C. Lactic acid, NADH and CO2 D. Lactic acid and NAD E. Ethanol and CO2 F. Ethanol, NADH and CO2 G. Ethanol, NAD and CO2 H. Acetaldehyde and NADH

physics
In an Atwood machine m1 = 2.00 kg and m2 = 6.50 kg. The masses of the pulley and string are negligible by comparison. The pulley turns without friction and the string does not stretch. The lighter object is released with a sharp push that sets it into motion at vi = 2.20 m/s ...

physics
A block is given an initial velocity of 1.00 m/s up a frictionless 25.0° incline. How far up the incline does the block slide before coming (momentarily) to rest? Please help! Thanks!

Biology
The reason you might see fewer colonies on your LB/Amp/Arabinose + plate (compared to the number of colonies..? The reason you might see fewer colonies on your LB/Amp/Arabinose + plate (compared to the number of colonies that you see on your LB/Amp + plate) is because? a. UV ...

physics
Vroom-vroom! As soon as a traffic light turns green, a car speeds up from rest to 50.0 mi/h with a constant acceleration of 8.40 mi/h·s. In the adjoining bike lane, a cyclist speeds up from rest to 20.0 mi/h with a constant acceleration of 11.5 mi/h·s. Each ...

physics
A test rocket is fired vertically upward from a well. A catapult gives it an initial speed of 80.8 m/s at ground level. Its engines then fire and it accelerates upward at 3.90 m/s2 until it reaches an altitude of 920 m. At that point its engines fail, and the rocket goes into ...

physics
1st car =8.6/2.05 m/s =4.195m/s 2nd car = 8.6/1.73 m/s =4.971 m/s 4.971-4.195= 0.776m/s a= delta V /delta T (0.776m/s ) /0.32s= 2.44 m/(s^2) That answer isn't correct. This is what I did initially and I'm stumped on this question. Please let me know if there's ...

physics
Liz rushes down onto a subway platform to find her train already departing. She stops and watches the cars go by. Each car is 8.60 m long. The first moves past her in 2.05 s and the second in 1.73 s. Find the constant acceleration of the train. _____m/(s^2) Please explain this...

physics
A student throws a set of keys vertically upward to her sorority sister, who is in a window 4.30 m above. The keys are caught 1.30 s later by the sister's outstretched hand. (a) With what initial velocity were the keys thrown? _____________ m/s upward (b) What was the ...

Organic Chemistry
What is the name of the product made from acetone and 4-methylbenzaldehyde in an aldol condensation?

biology
What is the role of Frc-2,6 bis phosphate in Glycolysis and Gluconeogenesis?

biology
What is the role of Frc-2,6 bis phosphate in Glycolysis and Gluconeogenesis?

Organic Chemistry
What product is expected from the reactino of fumaric acid (trans-2-butenedioic acid) with 1,3-butadiene?

Organic Chemistry
Benzene is often produced as a by-product during the synthesis of phenylmagnesium bromide. how can its formation be explained? Write a balanced chemical equation for the formation of benzene.

organic chemistry
If, by mistake, a chemist used 100% ethanol rather than diethyl ether as the reaction solvent, would the Grignard synthesis still proceed as expected?

Organic Chemistry
Write an equation for the reaction that occurs in the gas trap between SO2 and NaOH.

Organic Chemistry
List the following compouns from highest to lowest frequency. Cyclohexanone, 2-cyclohexenone, cyclohexanecarbaldehyde

Organic Chemistry
The reaction of (Z)-butenedioic acid with 1,3-cyclopentadiene gives only one product. Why?

Organic Chemistry
How could you distinguish between cyclohexane and cyclohexene using Infrared Spectroscopy only? How could you distinguish between 1-hexene and 1-hexyne using IR only?

Chemistry!! Please Help!
THANKS! I know what I was doing wrong! I didn't find the pOH I just did 10^-9.65 trying to find x! I understand now! Thanks so much! -B

Chemistry!! Please Help!
A 0.285 M solution of the sodium salt, NaA, of the weak monoprotic acid, HA, has a pH of 9.65. Calculate Ka for the acid HA. I think I am having issues with the equation and then the math part. I figured out what 'x' was from the pH, which I believe is 2.2x10^-10, but ...

Ochemistry
Suggest an appropriate reducing reagent for the following substrates and predict the product of the reactions : (a) 2-hexanone (b) ethyl 4-nitrobenzoate (reduction of the nitro group) (c) hexanal Would NaBH4 work for all of them ? Please help !

Ochemistry
4-chlorophenol is insoluble in water. Explain why 4-chlorophenol dissolves in 2.5M aqueous NaOH solution. -Besides NaOH being a strong base and a great nucleophile is there any other reason ?

chemistry-help
Why does an organic mixture being distilled using steam distillation never rise above 100 degrees Celsius?

chemistry
Oh it is, but same idea.

chemistry
An optical rotation study gives result of +140 degrees. Suggest a dilution experiment to test whether the results is indeed +140 degrees, not-200 degrees. THANK YOU!

chemistry HELP PLEASE !
Thank you!

chemistry HELP PLEASE !
A solution consisting of isobutyl bromide and isobutyl chloride is found to have a refractive index of 1.3931 at 20oC. The refractive indices at 20oC of isobutyl bromide and isobutyl chloride are 1.4368 and 1.3785, respectively. Determine the molar composition (in percent) of ...

Humatn Resource
Does "Pay for performance" fall under the category of "Compensation and Benefits"?

Human Resources
I asked this question before, I asked what are some good "Compensation and Benefits" discussion topics? And people gave me a lot of ideas: Higher wages Flexible hours Work at home Increased health care benefits Benefits for same-sex partners Benefits for opposite-sex...

Human Resource
What are some good "Compensation and Benefits" (from a HR point of view) discussion topics? It doesn't have to be a broad topic, it could be a specific one. Thank you in advance!

chem
In the reaction of hydrogen peroxide with iron (II) ion in acidic solution to form iron (III) ion and water, the oxidizing agent is____. Is it hydrogen peroxide?

Chemistry
The standard solution of FeSCN2 (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.550. If a trial's absorbance is measured to be 0.350 and its initial concentration of SCN– was 0.0010 M, the equilibrium concentration...

Chemistry
The solubility of borax is directly proportional to temperature. Therefore, the sign of H is A. negative B. positive

chemistry
lol webwork.

Chemistry
Which of the following is NOT true of colligative properties? Colligative properties are... A. responsible for lowering the vapor pressure of a solution versus the vapor pressure of the pure solvent. B. dependent on the mass of solute present. C. independent of the chemical ...

Chemistry
The molarity and the molality of a solution prepared by dissolving 2.00 g of ethanol C2H5OH with 99.0 g of water to give a final volume 101 mL are ______Molarity and _______molality. How do I do this?

Chemistry- HWK CHECK
1. A solution in which no more solid can be dissoved is referred to as ____. Answer: saturated 2.At constant pressure, heat can be referred to as (entropy, enthalpy, or free energy). Answer: enthalpy The measure of disorder or randomness of a system is(entropy, enthalpy, or ...

Chemistry
The freezing point of a solution is A. lower than the freezing point of the solvent alone because higher temperature is required to accelerate solvent molecular motion enough to overcome obstructon by solute particles.. B. lower than the freezing point of the solvent alone ...

math
when I have (2x^(3)-18x)-(2x^(3)) / (x^(2)-9) am I suppose to be left with -18x/(x^(2)-9) or is it just 18x? Please help and thanks!

math
What are the critical values of f(x)=(x^(7))((x+7)^(2)) and f(x)=7x+6x^(–1)?

math
What are the critical numbers of f(t)=3t^(2/3)+t^(5/3)

math
I just meant radical for short f(x)=x(x^(2)+9)^(1/2)

math
what is the second derivative of f(x)=x *rad(x^(2)+9 )?

Math - sign wrong
The answer is still wrong :(

Math
The answers are wrong for this one.

Math
Use Newton's method to approximate a root of the equation 5sin(x)=x as follows. Let x1=2 be the initial approximation. The second approximation x2 is: and the third approximation x3 is:

Math
Use differential, i.e., linear approximation, to approximate (125.4^(1/3)) as follows: Let f(x)=x^(1/3) . The linear approximation to f(x) at x=125 can be written in the form y=mx+b where m is: m=1/75 b=? How do I find b?

Math
Consider the function f(x)=8(x^(1/2))+7 on the interval [1,5]. By the Mean Value Theorem, we know there exists a c in the open interval (1,5) such that f'(c) is equal to this mean slope. For this problem, there is only one c that works. Find it.

Math
f(x)=2x^(3)–1x^(2)+3x–2 Find the average slope of this function on the interval (1,7).

calculus
If 4x^(2)+5x+xy=4 and y(4)=-20, find y'(4) by implicit differentiation. I got y'=(-8x-5-y)/(x)

math
What is the time that they will meet on the 7th day?

math
Person 1 was walking down a path one day when Person2 appeared in front of it at exactly 8:06 AM. The next day, Person 1 was walking down the same path, and Person 2 appeared in front of it at 6:03 PM. The next day, the same thing happened at 11:05 AM. The next three days were...

Chem!
does the addition of a strong acid increase the percent ionization of a weak acid HB?

Economics
What economic policy should be adopted by regions with persistent economic problems? Why is macroeconomic policy NOT the solution?

Chemistry
The state of aggregation of solids can be described as belonging to the following four types: ionic, metallic, covalent network, and molecular. For each of these types of solids, indicate the kinds of particles that occupy the lattice points and identify forces among the ...

anatomy
How many bones in the human body have marrow??

AP Chem
i always get the error analysis section of my lab wrong so i need a NON human error in an experiment involving the diffusion of gases Experiment: stick cotton ends of a Q-tip (one soaked in HCl and one in NH3) into either end of a drinking straw and measure where precipitate is

Womens History
A woman's rights in reagrds to spousal abuse ____________. A. varied widely depending on the colony in which she found herself living B. varied widely depending on the colony in which she was married. C.were strictly defined by federal law. D.were strictly defined by the ...

  1. Pages:
  2. <<Prev
  3. 1
  4. 2

Post a New Question