Friday
April 18, 2014

Posts by Nancy


Total # Posts: 635

algebra
(-6^2 + 2v + 4) - (6v^2 + 4)= Is the solution: 12v^2 + 2v?

chemistry
what is a standard solution? and what is a function of an indicator in a titration?

chemistry
what is a standard solution?

physics
When the thigh is fractured, the patient's leg must be kept under traction. One method of doing so is a variation on the Russell traction apparatus. (See the figure.) Please place period in place of (dot) oi53(dot)tinypic(dot)com/2a0b7yx(dot)jpg If the physical therapist s...

Algebra
5 and p more

Algebra II
I should know where to start, but I have a brain freeze. Will someone get me started? a^2 + b^2 = f^2, solve for a thanks :)

College Algebra
m = 60(30) = 1800 m = 60(42) = 2520

physic
indentify at least two ereas of physic involved in the following: a) building a louder stereo system in your car b)bungee jumping c)judging how hot an slectric stove burner is by looking at it. d) cooling off on a hot day by diving into a swimming pool.

physics
Identify the area of physics that is most relevant to each of the following situations. a)A high school football game b)Food preparation for the prom c)Playing in the school band d)Lightning in a thunderstorm e)Wearing a pair of sunglasses outside in the sun

Algebra B
Yes, You explained it very well. Thanks for taking the time.

Algebra B
Oh, reverse FOIL! Thank you.

Algebra B
The left, Thanks

Algebra B
x^2 - 5/2x + 25/16 = -4 + 25/16 = (x-5/4)^2 = -64/16 + 25/16 = (x-5/4)^2 = -39/16 Would someone please explain how we arrived at (x - 5/4)^2 = -64/16 + 25/16 from x^2 - 5/2x + 25/16 = -4 + 25/16 Thanks in advance for your help.

chemistry
Consider a gas that has a molar mass of 100.21 g/mol. What mass of this gas would occupy a 150 mL container under a pressure of 1.00 atmosphere and a temperature of 25 degrees centegrade?

chemistry
Consider a gas that has a molar mass of 100.21 g/mol. What mass of this gas would occupy a 150 mL container under a pressure of 1.00 atmosphere and a temperature of 25 degrees centegrade?

algebra B
Using the formula, w = cr^-2, solve for r. An object weighs 100lbs. What value of C will result in r = 3963? I have another question similar, but if someone could guide me in this one, I can figure out the other one. Thanks,

Math
A bucket that weighs 3.2 pounds and a rope of negligible weight are used to draw water from a well that is 82 feet deep. The bucket is filled with 42 pounds of water and is pulled up at a rate of 2.3 feet per second, but water leaks out of a hole in the bucket at a rate of 0.3...

Algebra B
I am confused as to what the nth power is. Is it any number as an exponent that leaves the radicand the same? Could you please show me an example? thanks,

Algebra B
What is 1.11211211111221312211131122211113213211 What are the next digits. I saw a diagram but it was in french, so I did not understand the progression.

Algebra B
When a root is not a real number, what kind of number is it?

Algebra B
x-4/x+3 = x-1/x+2 Solve the equation for x. Thank you

chemistry
how many mL of watel should be added to yeild a soultion that has a concentration of .125 M when you start with a 250 mL soultion of 1 M AgNO3?

business
Thank you

business
You are writing to alumni of fraternity raising money for a scholarship. if you cannot personalize the letters, what would be the best salutation? A) Dear Brother B) Dear Sir C) Dear wealthy Alumnus D) Dear Alpha Kappa Psi Member My answer is D, but i am not really sure.

Algebra II
The base of a triangle is 8 cm greater than the height. The area is 24cm^2. What is the base and height?

algebra
a^2 + a - 240

Algebra II
Suppose a market research company finds that at a price of p = $20, they would sell x=42 tiles each month. If they lower the price to p = $10, them more people would purchase the tile, and they can expect to sell x = 52 tiles in a month's time. Find the equation of the lin...

english
what is the subject and veb in this sentence? a rumor has been spreading about the possible closing of the plant.

Algebra B
Is 25+20y+ 4y² a trinomial square?

term paper
what is the significance of prayer in school.

Algebra
Thank you, I could not remember the formula to use. this is what I got: M = 1 + 7/ 9 - 10 = 8/-1 I'm still not sure what the slope is. Thanks in advance for you help.

Algebra
Find the slope, if it exists, of the line containing the pair of points (9,1) and (10,-7) The slope m = __ or the slop is undefined

algebra
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 mph and train B is traveling at 110 mph. Train A pases a station at 4:10 a.m. If train B passes the same station at 4:22 a.m., at what time will train B catch up to train A?

Algegra
-3y and postive 3y cancel each other out, leaving 4 = 9, which is false. So that means that there is not solution?

Algegra
I didn't mention... Is the solution an ordered pair or is there no solution

Algegra
Solve the following systemof equations x + 3y = 9 x = 4 - 3y

Business communications 1
thanks

Business communications 1
1. develop, reduce, increase 3. come, share, express 4. pay, fill out i will go for number 4

Business communications 1
which of the following is not an example of a parallel structure? 1. yoga can help you develop flexibility, reduce stress, and increase relaxion. 2. Learn hot to analyze business audiences, improve your style, and edit thouroughly. 3. you are all encouraged to come and share i...

physics
The Earth has a radius of about 6.38 ´ 103 kilometers at the equator and rotates 360° every 24 hours. The angular displacement of a person standing at the equator for 8.0 hours is:

Business
the primary audience for your mrssage is made up of? a. decision makers or opinion molders in an organization b. everyone who receives it c. individuals with highest status in an organization d. people who represent the opinions or attitudes of the majority

Spanish
46. A 47. C 48. A 49. D you were right on them

calc.
The centripetal acceleration of a particle moving in a circle is a=V^2/r where V is the velocity and r is the radius of the circle. Approximate the maximum percent error in measuring the acceleration due to errors of 3% in velocity and 2% in radius.

Calc.
Find the minimum cost of producing 20,000 units of a product, where x is the number of units of labor (at$48 per unit) and y is the number of units of capital (at $36 per unit). P(x,y)=100x^.6y^.4

statistics
The average math SAT score is 500 with a standard deviation of 100. A particular high school claims that its students have unusually high math SAT scores. A random sample of 50 students from this school was selected, and the mean math SAT score was 530. Is the high school just...

ap physics
189 m/s

Physics
a soccer ball kicked with a force of 14.1 N accelerates at 6.8 m/s^2 to the right. What is the mass of the ball? in units of Kg.

Statistics
Suppose x is a uniform random variable with c=10 and d=90. Find the probability that a randomly selected observation exceeds26.

chemistry
how many moles of SO3 will be produced from 9.1 mol O2

geometry/algebra
I asked this question yesterday, and I'm trying to understand it since I got the wrong answer - please explain: You need to make a soda can with a volume of 29 cubic inches. Find the surface area. calculate the following: a) How much material is needed if the can's rad...

Geometry
Find the measure of each side of equilateral triagnle RST with RS = 2x + 2, ST = 3x, and TR + 5x -4.

algebra
Thank you!!

algebra
Express the amount of material needed to make a can as a function of the radius. In other words, find a function A(r) such that A represents the surface area (in square inches) of hte cylinder and r is the radius (in inches). my answer (not sure) A(r) = r^2 + 2r + 29 ?

algebra/geometry please correct me
sorry: ð = pi

algebra/geometry please correct me
You need to make a soda can with a volume of 29 cubic inches. Find the surface area. calculate the following: a) How much material is needed if the can's radius is 2 inch? Answer with the help of Reiny, but doing it with a different radius to make sure I got it. let the he...

Finance
Sauerfood company has decided to buy a new computer system with an expected life of 3 yrs. the cost is 150,000.the comapny can borrow $150,000 for 3yrs at 10% annual interest or for one yr at 8% annual interest. How much wld sauer save in interest over the 3 yr life of the com...

Algebra
= 64.28319 in^2 thank you!

Algebra
You need to make a soda can with a volume of 29 cubic inches. Find the surface area. calculate the following: a) How much material is needed if the can's radius is 1 inch?

Science-Organelle
What is the structure of chromatin?

U.S. Government
1st Amendment help. How can one argue persuasively that the status quo of Defamation (i.e., New York V. Sullivan) should be changed. Any help or direction one could give, would be appreciated.

Biochem
When trying to purify a protein using column chromatography, what happens to the mass of the protein eluted from the column if you accidentally run it dry? Would it be more or less? Thanks.

U.S. Government
1st Amendment help. How can one argue persuasively that the status quo of Defamation (i.e., New York V. Sullivan) should be changed. Any help or direction one could give, would be appreciated.

math
clue#1 You will use exactly eleven base-ten blocks. Clue#2 The number is less than 300. Clue#3 The digit in the tens place is one less than the digit in the ones place. Who am I? Mom of second grader, can't help her with this!! Can you explain how to figure the answer?

8th grade
Ryan left musuem and drove south. Gab left 3 hrs later driving 42 km/h to catch up to him. After 2 hrs gab finally caught up. find Ryan's averae speed?

Chemistry
You have a stock solution of 13.4 M NH3. How many milliliters of this solution should you dilute to make 100.0 mL of 0.100 M NH3

spelling
what is meaning of groan

business law
In what jurisdiction, state and/or federal, and venue will a driver from Florida sue a driver from Washington who collided with him/her in Oklahoma?

Physics
I need help with this question...A skateboarder, starting from rest, rolls down a 12.0-m ramp. When she arrives at the bottom of the ramp her speed is 8.90 m/s. (a) Determine the magnitude of her acceleration, assumed to be constanIf the ramp is inclined at 21.5° with resp...

health
What are the limitstions of what an organizational chart communicates

algebra
The heights, h of the students in the chorus at Central Middle School satisfy the inequality absolute value of h-57.5/2< or = 3.25. Determine the interval in which these heights lie.

3rd gr math
tyrell says $750 is about $800. Sara says $750 is about $700. Who is correct? Explain? Its number sense.

3rd grade math
Mrs.jones has 30 tomatoes plants. she wants to plant the same number of plants in each row of her garden. explain how she could decide the number of rows to plant.

algebra
explain why 1,734 is greater than 175?

algebra
here is the question: I am confused about the steps I need to follow to be able to complete this question some explanation will be appreciated :) In a Multiple - choice examination of 25 questions, four marks are given for each correct answer and two marks are deducted for eac...

math
whats the sum of a number and -5 and a number

health
Post a 250- to 300-word response to the following: What are the major differences between inpatient and outpatient hospital services? Describe how these differences affect the coding process and provide examples.

social studies
What do you call maps thatshow features that humans have created on Earth's surface?

social studies
What are maps called that focus on specific ideas?

Nutition
"The body absorbs lipids mostly within the small intestine. The gallbladder secrets a chemical called bile to aid in the breakdown of this fat. From there the fat is broken down farther by the enzymes the pancreas makes. The mixture of "fatty acids, partially digeste...

Nutrition
How do lipids move through the body do they can be digested and absorbed? How are lipids stored in the body?

Essentials of Managerial Communication
Thank you that helped!

Essentials of Managerial Communication
Discuss how technology could be used to facilitate cross-cultural communication.

biology
thanks : )

biology
What is the source of energy driving the hydrolic cycle? a. evaporation of the ocean water b. heat conducted from the earth's core to the surface c. radiant heat from the sun d. air currents returning to the earth's surface I chose a) evaporation of the ocean water. bu...

science
a 5.o kg book is sitting on a table. which describes the forces acting on the book? a)there are no forces acting on the book b)the net force on the book is zero Since the weight of the book is cancelled out by the support of the table. does that mean a) there are no forces act...

science
a certain's plant root contain higher concentrations of nitrate than the soil that surrounds them. Which mechanism explains the movement of nitrates form the soil into the plant's roots? a)osmosis b)facilitated diffusion c)active transport d)filtration I chose c) activ...

English
Thank you : )

English
Deep (1)cognition deep thinking, is vital. (1) a)no change b)cognition, deep thinking, is vital. c)cognition, deep thinking is vital. d cognition: deep thinking, is vital. On this one I answered a) using a comma to separate each description. was that correct?

English
wonderful --thanks ; )

English
(1)Once the lecture starts:let your mind dart (2)ahead during pauses to anticipate what is next. (1) a) No change b)Once the lecture starts, let your mind c)Once the lecture starts; let your mind I chose b) (2) a)no change b)ahead (during pauses) c)ahead, during pauses d)ahead...

English
yayy I got it right then : ) thanks!

English
no storms in the ______ future. a)forseable b)foreseeable I chose b)foreseeable but when I looked it up online both came up in the spelling. which is correct? thanks

English
thanks : )

English
The team ___ won the game is my favorite. a)that b)who c)whom I chose a)that Now after reading it a few times sounds like b)who could have been the right one.

English
"try saying the sentence with only one of the pronouns at a time." Best tip ever!! : )

English
He and I have been to class was the correct answer I will remember it for next time : ( thanks

English
______ and _____ have been to class. a) He, me b) He, I c) Him, I I chose a)He and me but a friend told me she thinks c)Him and I sounds better. Now I'm doubting myself...

English
An average student remembers about 50 percent of a ten-minute lecture when tested (2)immediately; and 25 percent of same lecture when testd fifty-five hours later. (2) a)No change b)immediately -- and c)immediately and I chose answer c) since I didn't think a comma was ne...

Englsih
Yes!! thanks

Englsih
These poor (3) results have occured when students where unable to package the (4) instructors ideas's into easily units. (3) a)no change b)results occur c)results occurred I think the answer is c) since this sentence is talking in the past tense. (4) a)no change b)instruct...

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Next>>

Search
Members