# Posts by dEE

Total # Posts: 927

**math**

Negative

*October 12, 2011*

**math**

B+4=g B+g=18 b+b+4=18 2b=18-4 2b=14 b=14/2 b=7

*October 12, 2011*

**Physics**

Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force?

*October 12, 2011*

**chemistry**

Change 427 ml to liters Multiply liters and the molarity (1.73) and ur answer will be in moles Find the molar mass of k3po4 then convert your moles to grams using the molar mass

*October 12, 2011*

**chemistry**

Convert the grams to moles by using the molar mass then convert ml to liters M= mol/liters

*October 12, 2011*

**Science**

One big bird nest

*October 11, 2011*

**ANSWERS FOR TEACHER AID TEXT 02604500**

ANSWERS FOR TEACHER AID TEST 02604500

*October 11, 2011*

**chemistry 105**

13

*October 10, 2011*

**physics**

Add the masses on the bottom not subtract..sorry I hit the wrong button

*September 28, 2011*

**physics**

T= (2gm1m2)/(m1-m2) A= g(m1-m2)/m1+m2 D= 1/2at^2

*September 28, 2011*

**Physics**

Ok I tried an didn't even come close to the right answer.

*September 28, 2011*

**Physics**

The coefficient of static friction between the 3.00 kg crate and the 35.0 degree incline is .300. What minimum force must be applied to the crate from sliding down the incline?

*September 28, 2011*

**physics**

-15.00 m/s= Voy- 1/2(10.0 m/s) (.20 sec)^2 Voy = initial velocity and is equal to 0

*September 28, 2011*

**Physics**

Thank you!!

*September 28, 2011*

**Physics**

Two objects with masses of 3.00 kg are connected by a light string that passes over a frictionless pulley.what is the distance each object will move in the first second of motion if both objects start from rest.

*September 28, 2011*

**Media Influences on America**

Bill Goodykoontz states that media and popular culture often understand society better than straight coverage. Why is this so? Can you name any examples?

*September 27, 2011*

**physics**

The sum of two forces, one having a magnitude of 8 N acting due west and other having a magnitude of 6 N acting due north is ___. What is the magnitude of that force? Answer in units of N

*September 27, 2011*

**physics**

Thanks so much!!!

*September 26, 2011*

**physics**

An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.

*September 26, 2011*

**physics**

An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.

*September 26, 2011*

**geometry**

angle 3=3x+9

*September 25, 2011*

**probability**

Reiny, thanks!

*September 24, 2011*

**Decision Criteria**

You have available five different investment strategies and their respective payoffs for various states-of-nature as shown in the chart below. Which investment would you make under the different decision criteria? States of Nature Sever Decline Moderate Decline Stable Moderate...

*September 24, 2011*

**probabilty**

Smitty's Bar and Grill has brand name recognition of 61% around the world. Assuming we randomly select 2 people. The assumptions of a Bernoulli process are met. What is the probability a)exacatly 5 of the 12 recognize the name of Smitty's Bar and Grill? b)5 or fewer ...

*September 23, 2011*

**statistics**

The Ace AirLines has a policy of overbooking flights. The random variable x represents the number of passengers who cannot be boarded because there were more passengers that seats. x P(x) 0 0.061 1 0.132 2 0.255 3 0.345 4 0.207 a)Is this a probability distribution? How do you ...

*September 23, 2011*

**math**

its called order of operations, pre algebra

*September 18, 2011*

**math**

how do you get the answer: 32-13+21=114

*September 18, 2011*

**algebra**

80x=100 X represents the number of hours. Solve for x. 100/80=?

*September 15, 2011*

**Algebra**

y=1/2x+5

*September 15, 2011*

**math**

100/40 = 2.5 Which is 2 and a half hours.

*September 15, 2011*

**math**

40x=100 X represents the number of hours. Solve for x.

*September 15, 2011*

**math**

3.5x10 to the 4th 9.82x10 to the 8th

*September 15, 2011*

**Finite Math**

Pivot the system about the element in row 2, column 1. [3 3| –2] [–9 –4| 1]

*September 15, 2011*

**Finite Math**

A dietitian wishes to plan a meal around three foods. The meal is to include 16,200 units of vitamin A, 4,620 units of vitamin C, and 680 units of calcium. The number of units of the vitamins and calcium in each ounce of the foods is summarized in the table below. Determine ...

*September 11, 2011*

**Finite Math**

Solve the system of linear equations, using the Gauss-Jordan elimination method. (If there is no solution, enter NO SOLUTION. If there are infinitely many solutions involving one parameter, enter the solution using t for the last variable. If the solution involves two ...

*September 11, 2011*

**Math**

Find the equation of the circle that satisfies the given conditions. Center at the origin and passes through (7, 9) 130 = ?

*September 9, 2011*

**soc**

All sages provide both wisdom and inspiration. Since Dasha’s speech contained wisdom and greatly inspired her audience, Dasha is a sage. Which one of the following points out the flaw in the argument above?

*August 27, 2011*

**math**

Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. Assume 365 days in a year. (Round your answer to the nearest cent.) $3,000 balance, 21% ...

*August 23, 2011*

**Math**

Hi - I'm finding this question a bit tricky and think I answered it wrong, can someone please verify for me? Many thanks.... In triangle EFG, find the value of f, if e = 7.3 cm, g = 8.7 cm and <E = 73. Please help

*August 21, 2011*

**math**

Ahhh...I see! Thank you for helping, I would have never have worked this out correctly.

*August 21, 2011*

**math**

how will I see that the angle is 45 degrees? Don't we have to calculate that? This is what I'm asking you about. How is <O calculated so it comes up to 45 degrees? I have 2 sides and have to find the angle as it's not given before I can proceed to find the third...

*August 21, 2011*

**math**

Hi - I'm reposting this thread please read the bottom...thanks. Ajax is 8 km due west of Oshawa. Uxbridge is 16 km NW of Oshawa. How far is it from Ajax to Uxbridge? Explain whether you have enough information to solve this problem. my answer was 13.856 km but not ...

*August 21, 2011*

**Math**

Hi - I'm reposting this thread as there was some encoding issues in previous version that I clarified near bottom. Thanks. Hi - I'm having problems drawing a diagram for the following question. The part I find unclear is "they mark a point A, 120 m along the edge ...

*August 21, 2011*

**math**

Thank you, that's what I got too:)

*August 21, 2011*

**math**

Maybe all my questions have this problem. THanks for telling me how to fix it. The original question I posted was: Noah and Brianna want to calculate the distance between their houses which are opposite sides of a water park. They mark a point, A, 120 m along the edge of the ...

*August 21, 2011*

**math**

Hi - I'm having problems drawing a diagram for the following question. The part I find unclear is "they mark a point A, 120 m along the edge of the waterpark from Brianna's house. I'm wondering if point A is the waterpark. See question. My answer to this ...

*August 21, 2011*

**math**

Hi - How did you get 45 degrees? Think that's the part I'm lost with.

*August 21, 2011*

**math**

Ajax is 8 km due west of Oshawa. Uxbridge is 16 km NW of Oshawa. How far is it from Ajax to Uxbridge? Explain whether you have enough information to solve this problem. my answer was 13.856 km but not confident how I found the angle oshawa to begin with. I used Cos Oshawa = a/...

*August 21, 2011*

**math**

Hi sorry - ƒ¢ was a triangle that I guess formated different on this page. Sorry

*August 21, 2011*

**math**

Hi - I'm finding this question a bit tricky and think I answered it wrong, can someone please verify for me? Many thanks.... In ƒ¢ EFG, find the value of f, if e = 7.3 cm, g = 8.7 cm and ÚE = 73‹. my answer was 4.73 cm but I'm not ...

*August 21, 2011*

**Math**

Thank you for clarifying! Also appreciate how quickly you helped me. Very good math skills :)

*August 21, 2011*

**Math**

An architect designs a house that is 12 m wide. The rafters holding up the roof are equal length and meet at an angle of 68°. The rafters extend 0.6 m beyond the supporting wall. How long are the rafters? Hi - I was wondering if you could help me with this question. I'...

*August 21, 2011*

**english**

after the play_________, several critics made scathing comments about it

*August 16, 2011*

**Health care**

is the best topic to talk to the doctors about not being able to afford RT's and that were are able to refer them to other places??

*August 13, 2011*

**Health care**

You are a new administrator at a hospital, the icu & er are suffering a shortage of respiratory therapists, you need to gather information for a meeting with them, what information do you need before the meeting? develop a tactical plan, what are the major issues? how does it ...

*August 13, 2011*

**history**

why were the plebeians and patricians in conflict?

*July 29, 2011*

**History**

thanks :)

*July 29, 2011*

**History**

Why were the Etruscans considered to be the greatest influence on early Rome?

*July 29, 2011*

**algebra**

Factor x3+8 x2+4x +32=

*July 26, 2011*

**Literature**

Is this a couplet? If this be error and upon me proved, I never writ, nor no man loved.

*July 12, 2011*

**epidemiology**

test the null hypothesis and interpret findings on toxin levels between farm, urban and suburban homes

*July 11, 2011*

**Computers**

What is software that monitors incoming communications and filters out those that are from untrusted sites or fit a profile of suspicious activities

*June 27, 2011*

**Finance**

help

*June 24, 2011*

**Chemistry**

How much HNO3 can be made from 25.0g of NO2?

*June 23, 2011*

**meterology/lab**

Assuming that the air temperature drops 6.5 Celsius degrees per 1000 m, compute the temperature at the tropopause if the sea-level air temperature is 15 C and the altitude of the tropopause is 11 km.

*June 13, 2011*

**Human Resources**

The question is describe the process for tracking and evaluating training effectiveness. Not sure what the process is??

*May 23, 2011*

**science**

if an ocean wave has a wavelength of 15.0m. its period is 10s wht is the speed of the wave?

*May 19, 2011*

**Human Resources**

What are the 5 recruitment strategies or methods in health care? They can be internal or external. Thank you.

*May 13, 2011*

**English**

Which is correct.. Who does the play have as its star? or Whom does the play have as its star? Thank you.

*May 12, 2011*

**Calculus**

Find the area of the largest rectangle that can be inscribed in a semicircle or radius r.

*May 9, 2011*

**Calculus**

Find the point on the parabola y^2=2x that is closest to the point (2,4)

*May 9, 2011*

**biology**

8-b

*May 8, 2011*

**chemistry**

what is the molar mass of a gas if 26.0L of the gas has a mass of 43.6g at 1.10 atm and 10.0 C?

*May 7, 2011*

**math**

Suppose the cost function associated with a product is C(x) = cx + F dollars and the revenue function is R(x) = sx, where c denotes the unit cost of production, s the unit selling price, F the fixed cost incurred by the firm, and x the level of production and sales. Find the ...

*May 7, 2011*

**Finite Math**

A bank deposit paying simple interest at the rate of 8% per year grew to a sum of $1200 in 10 months. Find the principal. (Round your answer to the nearest cent.)

*May 7, 2011*

**Finite Math**

A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. find (A intersect B) intersect Cc (A union B union C)c

*May 7, 2011*

**Finite Math**

*(A intersect B) intersect Cc (A union B union C)c

*May 7, 2011*

**Finite Math**

A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. (a) (A B) Cc (b) (A B C)c

*May 7, 2011*

**Finite Math**

Okay i think i understand. annually: 6% semiannually: 6.09% quarterly: 6.14% monthly: 6.17%

*May 6, 2011*

**Finite Math**

Find the effective rate of interest corresponding to a nominal rate of 6%/year compounded annually, semiannually, quarterly, and monthly. (Round your answers to two decimal places.)

*May 6, 2011*

**Finite Math**

I'm so lost...

*May 6, 2011*

**Finite Math**

Find the effective rate corresponding to the given nominal rate. (Round your answer to two decimal places.) 11%/year compounded semiannually

*May 6, 2011*

**French**

I don't know when I should add an e to indicate female in verbs/tenses Is the following correct ? je me lave (masculine) or je me lavee (female) il se lave elle se lavee Many thanks Dympna

*April 23, 2011*

**French**

Thanks SraJMCGin That answers most of my question. What about when in any other tenses when indicating a female ? i.e je me lave(e) ? or ie Present tense of donner or any other tenses imperfect, future Je donne tu donne il donne elle donne ? Many thanks if you can help dee

*April 23, 2011*

**French**

In all French verbs tenses do you add an extra e for females es for feminine plural and s for masculine plural. ? Or is this just for the passe compose or direct object pronoums ?

*April 23, 2011*

**Chemistry**

How many moles are in 51 g of (NH4)2SO4

*April 14, 2011*

**business math**

carol miller went to europe and forgot to pay her 4740 mortgage payment on her new hampshire house,. for her 59 days overdue on her paymen. the bank charged her a penalty of $15 assume 360 days. what was the rate of interest charged by the bank?

*April 14, 2011*

**Physics 20**

which pair of atoms would combine chemically to give an ionic compound

*April 6, 2011*

**pre-algebra**

The selling price of a home dropped from $300,000 to $200,000. By what percent did the price change?

*April 5, 2011*

**pre-algebra**

The price of a sweater is $37.50. What is the price after a 20% discount?

*April 5, 2011*

**Chemisrty**

calculate the final Celsuis Temp when 5.0 L of Flourine gas at 50 is cooled to give a volume of 3.75?

*March 24, 2011*

**statistics**

Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is greater than the first ...

*March 23, 2011*

**com170**

Is this a summary, analysis, synthesis or evaluation 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have been nice to see her ...

*March 11, 2011*

**com170**

Is this a summary, analysis, synthesis or evaluation 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have been nice to see her ...

*March 11, 2011*

**science**

what is the mole ratio of C5H12-> C5H8 + 2H2?

*March 9, 2011*

**science**

How mny moles of Mg would you need to react with 2.5 moles of O2?

*March 9, 2011*

**Physics**

12MJ of energy is released when 1kg of dynamite is exploded. How much matter is converted into energy in the process?

*March 6, 2011*

**College Algebra**

need help in solving how many miles can i drive on 60 gallons of gas, with the Mpg 30 in the city, and 42 highway. I would like all the steps, never had algebra before, so i am very lost.

*February 27, 2011*

**Physical Science**

Suppose you made your own hydrometer. The lower part of a hydrometer has a volume of 7.0 g/cm3 and the upper part is 5.0 cm long and has a cross-sectional area of 0.62 cm2. What length of the upper part of the hydrometer will be submerged?

*February 22, 2011*

**chemistry**

maintain room at partial pressure of water of 12 torr. the room is 20 degrees celcuis and relitive humidity is reading 52% 1. what is the partial pressur of water in the air in the room? 2. Equibrium vapor pressure of water at 20 degrees celcius is 17.5 tor is there adequate ...

*February 15, 2011*