# Posts by Ruth

Total # Posts: 328

**Chemisty**

How do i convert 0.0024 to scientific notation

**physics**

Show that 480 W of power is expended by a weightlifter when lifting a 60-kg barbell a vertical distance of 1.2 m in a time interval of 1.5 s.

**Cultural Diversity**

Consider the choices of Native Americans who decide to stay on their tribe's native land (reservation)and those who choose to relocate to a city. If you were presented with this decision, which would you choose and why?

**health care**

Idnetify and describe three causes for the increasing costs of health care.What impact does each of these causes have on society?

**writting**

D ; no correction necessary

**Chemistry**

For Mastering Chem, its 0.34

**chemistry**

there are a number of differently collored molecules present in the spinach. Explain what roles these molecules might serve in photosynthesis

**writing**

where is the setting of charollet web

**English Criticism**

Thank you soooo much!!!!!!!

**English Criticism**

POEM FOR ELSA by Michael Roberts THAT day the blue-black rook fell pitifully dead You wept and stormed, tossing your lovely head, Hurling commiseration into broken skies That wept and wept, vainly as any eyes. You pitifully wept, nor would be comforted Till a bedraggled robin ...

**Health Research Project**

I think maybe I can help you with this problem. The ethical opinions on the AMA webside begin with the letter E. For example, E-5.07 Confidentiality: Computers. You can find ethical opinions under AMA Policy finder. Also check the Code of Federal Regulations, there might be ...

**Medical transcription**

Can you please tell me if the following transcription for a Pathology report makes sense, and if it is correct? The glands'slides closed together, but afebrile's stroma separates them. Copora amylase is present within numerous glands. Papillary epithelia hyperplasia is...

**Medical Transcription**

I believe it is suppose to be Normocephalic, which means a normal-sized head. This is a common word used in the physical examination section for HEENT. Hope this helps.

**Chemistry**

Describe the manner in which ketohexose acts as a reducing sugar in the Benedict test.

**Financial Management**

The management of cooper Equipment is planning to purchase a new milling machine that will cost 160,000 installed.The old machine has been fully depreciated but can be sold for 15,000. The new machine will be depreciated on a straight-line basis over its 10 year economic life ...

**Science**

b.12

**science**

ogranelle that modifies,packages and transport material out of the cell describes an organism that can exist onlly as a group of cells one of the structures a cell uses t o live ,grow and reproduce Why have you posted all these questions under different names? Why have you not...

**science**

ogranelle that modifies,packages and transport material out of the cell describes an organism that can exist onlly as a group of cells one of the structures a cell uses t o live ,grow and reproduce Ruth, Shondra, Jimmy -- We do not do your homework for you, but we'll be ...

**physics**

Physics is about the nature of basic things such as motion, forces, energy, matter, heat sound, light and the composition of atoms

**Health**

Intense physical activity that requires little oxygen but uses short bursts of enery is what? anarobic Ken's answer is correct, but his spelling is wrong — anaerobic. Probably just a typo. I hope this helps a little more. Thanks for asking.

**Physical Education**

The ability of your heart and lungs to work effectively when you exercise and to return to normal when you stop is what? Cardiovascular recovery. I hope this helps. Thanks for asking.

**Physical Education**

The ability of your body's joints to move easily through a full range of motion is what? Joint flexibility. I hope this helps. Thanks for asking.

**Physical Education**

The smooth and effective working together of your muscles and bones is what? Some call it muscle tone.

**Calculus**

Determine the volume of the solid abtained when the region bounded by y=sqrt x and the line Y=2 and x=0 is rotated: (i) about the x-axis (ii) about the line x=4. (i) Each element of the body of revolution with thickness dx, has area pi*(sqrt x)^2 dx = pi x dx. Integrate that ...

**differantiation**

Determine dy/dx if: (i) Y= sqrt x^sqrt x (ii) Y= xarcsin(x) + sqrt(1-x) Please show all steps. Thanks 1) http://www.analyzemath.com/calculus/Differentiation/first_derivative.html 2) an antiderivative of arcsin(x) is xarcsin(x)-sqrt(1-x^2); are you certain the second term is ...

**Statistics**

Let X1;X2;X3;...;X6 be a random sample from a distribution with the following probability desity function: Fx(x) = (1+4x)/3 for 0<x<1 = 0 for x=<0; x>=1. (a) Determine the joint p.d.f of Y1 and Y6 where Y1<Y2<...Y6 are the order statistics. (b) Let R= Y6-Y1 ...

**Statistics**

A normal population has an expected value of 60 and a variance of 30. Use the central limit theorem to determine what the sample size should be such that the mean has a probability of 90% to fall between the values 58 and 62. One concept of the Central Limit Theorem is ...

**Statistics**

Suppose X1;X2;...;X5 is a random sample from a n(0; variance) distribution. define U = X1+X2+X3+X4; V = (X2)^2+(X3)^2+(X4)^2+(X5)^2 and W = U/sqrtV. (a) Name the distribution of U/4 and V/(variance) and give the values of their parameters. (b) (i) Compute k such that kW has a ...