Friday
March 24, 2017

# Posts by nic

Total # Posts: 99

Social Studies
Actually, number 3 is not entirely correct. It's A and B. Not B and C. Number two, is B. The rest you got correct.
January 19, 2017

SS
October 3, 2016

MATH NEED HELP ASAP!!!!!
I believe it's A. J=10H j+6=4(H+6) Hope this is correct and it helps anyone.
January 15, 2016

science
It is B, It will move to the right.
January 14, 2016

BIBLE HELP ASAP
Hi, I have been stuck on the following question for a couple of hours now and need help. "Describe at least 3 ways that God has demonstrated His love to you personally. Answer in complete sentences." The problem is that i have NO idea how "God has demonstrated ...
December 7, 2015

Computers
HI is correct.
February 10, 2015

socialstdies
The answer to the first one is definitely C. Then 4 should be D.
January 24, 2015

Practical English
Im leaning towards D...
December 3, 2014

Practical English
What is the simple predicate of the following sentence? The Saturn rocket made travel to the moon possible. {A. Made} B. Moon C. Possible {D. Travel} is it A or D?
December 3, 2014

physics
During a neighborhood baseball game in a vacant lot, a particularly wild hit sends a 0.144-kg baseball crashing through the pane of a second-floor window in a nearby building. The ball strikes the glass at 14.9 m / s, shatters the glass as it passes through, and leaves the ...
November 4, 2014

physics
A skier leaves the starting gate at the top of a ski ramp with an initial speed of 4.00 m/s (Figure 6-41). The starting position is 120 m higher than the end of the ramp, which is 3.00 m above the snow. Find the final speed of the skier if he lands 145 m down the 20.0° ...
October 31, 2014

biology
dont even know where to start You prepared a 10-fold dilution of a culture out to 10-9. You initially estimated there were between 3 x 108 cells/ml and 5 x 109 cells/ml in the original cell suspension. Which tube dilutions would you plate to ensure you captured significant ...
October 27, 2014

biology
You carried out a 10-fold dilution series. You started with tube 0 which contained an overnight culture of E. coli. You estimated the original culture contained 6 x 108 cell/ml using McFarland nephlemeter standards. You plated 0.1 ml volumes of a number of the dilutions. Which...
October 27, 2014

physics
'Point charges of 0.26 ìC and 0.79 ìC are placed 0.25 m apart.At what point along the line between them is the electric field zero?'
September 12, 2014

Algebra
A stock market analyst was investigating the trends of two independent stocks and was surprised to see that both stocks were at the same unit value after a 12 month period. He knew that both stocks had started at the same value but had undergone different trends over the past ...
August 27, 2014

Algebra
A new tollway is built. For the first month there is no toll to use the road and each day 4800 cars use it. After the first month it is estimated that for each dollar increase in the toll, 800 fewer cars will use the tollway. At what price do you think the company should set ...
August 27, 2014

Algebra
A tank contains 1200 litres . A tap is turned on and 40 litres of water escape each minute. How much water has escaped in 12 minutes.
August 27, 2014

Math
When a cue ball strikes another ball, what is the largest possible angle the struck ball can be deflected from the line along which the cue ball was travelling?
July 22, 2014

physics
a strong 100 kg man pushes down hard on the left piston. What happenes to the 10 kg mass on the right? The answer is the moves down, lifting the left piston despite the strong man. BUT WHY?
June 15, 2014

MATH
There are 8 boys, 12middle schoolers and 8 girls. what is the ratio of girls to boys?16/12=4:3 divide both sides by 4
May 21, 2014

physics
A 70 kg man holding a 0 . 857 kg ball stands on a frozen pond next to a wall. He throws the ball at the wall with a speed of 11 . 9 m / s (relative to the ground) and then catches the ball after it rebounds from the wall. How fast is he moving after he catches the ball? Ignore...
May 7, 2014

Chemistry
The half-life of Th-232 is 1.4E10. Find the number of disintegrations per hour emitted by 1 mol of Th-232.
April 10, 2014

Chemistry
The half-life of 232Th is 1.4 * 10^10. Find the number of disintegrations per hour emitted by 1 mil of 232Th in 1 min.
April 10, 2014

math
The grade of a road is 6%. What is its angle of elevation?
February 20, 2014

math
February 3, 2014

math
Actually my bad im stupid I meant to say that its 12 questions in all. the 12th one being the essay. Gray is correct for anyone's quiz I described above. Every single one. For everyone else i'm unsure. But just to re-cap grays answers; 1.) B 2.) C 3.) A 4.) B 5.) A 6...
February 3, 2014

math
So wait, I'm on Lesson 5 (Polygons and Angles), Unit 4 (Geometry). This entire post is a mess and I don't think anyone could ever understand any of this. I'll tell you what guys. If any of you are at Lesson 5 (Polygons and Angles), Unit 4 (Geometry) with 10 ...
February 3, 2014

College algebra
Allison drove home at 58 mph, but her brother Austin, who left at the same time, could drive at only 40 mph. When Allison arrived, Austin still had 108 miles to go. How far did Allison drive?
September 13, 2013

statistics
\$12,533.65
April 23, 2013

ECON
did you possibly find the answer to this? im stuck on it aswell :)
February 27, 2013

geometry
what is the perimeter of a pool 7ft wide 10ft long 4ft high? Is it 34ft squared?
February 26, 2013

algebra
an investor invested a total of \$2100 in two mutal funds. one fund earned a 9% profit while the other earned a 7% profit.if the total profit was \$161 how much was invested in each fund
January 13, 2013

maths
kathleen spent 5/8 of her money and had 15e left how much had she at the start
November 27, 2012

physics
A person with a density of 980 kg/m3 floats in seawater of density 1025 kg/m3. What fraction of the person is submerged?
November 26, 2012

CHEM EQB
How many ml of 0.2M NaH2PO4 should b added to 40 mL of 0.1M Na3PO4 to make the buffer pH 7.2. Ka1:1.1 x 10^-2 Ka2:7.5 x 10^-8 Ka3:4.8 x 10^-13
November 6, 2012

I plan to...thanks again!
September 4, 2012

That's the same answer my daughter got on her test & the same one I came up with when going over her missed problems...I just wanted another person's input. Thank you!
September 4, 2012

-6(2r-4)
September 4, 2012

nervous system
yea wat is it
August 26, 2012

Health
wrong
August 3, 2012

Statistics
suppose the correla tion between SAT Verbal scores and Math scores is .57 and that these scares are normally distributed. IF a student's Verbal score places her at the 90th percentile, at what percentile would you expect her Math scores to be?
December 20, 2011

math
Good solution, Steve, but w+b+f=6+7+4=17. worms (w) - 6 bugs (b) - 7 butterflies (f)- 4 critters: w+b+f=22 points: 6w+7b+4f=119 (the only way to get an odd number is if b is odd) points from having one of each of the critters: w+b+f -> 6+7+4=17 so, using the points now: 6w+...
November 7, 2011

Given: Let f: X -> Y be a function. Then we have an associated function f^(-1): P(Y) -> P(X), where f^(-1) (B)⊂X is the inverse image of B⊂Y. Question: Show that f^(-1) is one-to-one if and only if f is onto. [Notes: ⊂ represents subspace, I just ...
November 3, 2011

Math: Intro to Proofs
Given: Let f: X -> Y be a function. Then we have an associated function f^(-1): P(Y) -> P(X), where f^(-1) (B)⊂X is the inverse image of B⊂Y. Question: Show that f^(-1) is one-to-one if and only if f is onto. [Notes: ⊂ represents subspace, I just couldn...
November 3, 2011

Which of these most helps in information retention?
September 25, 2011

medical terminology
1. Dr. Hannah places a stethoscope to a seven-year-old child’s chest. The lungs reveal basilar rales. Which method is Dr. Hannah using to perform the physical examination? A. Auscultation C. Percussion B. Palpation D. Visualization Answer. A 2. Cardiology is the study of ...
March 11, 2011

medical terminology
1. Dr. Hannah places a stethoscope to a seven-year-old child’s chest. The lungs reveal basilar rales. Which method is Dr. Hannah using to perform the physical examination? A. Auscultation C. Percussion B. Palpation D. Visualization 2. Cardiology is the study of the heart...
March 11, 2011

physics
In a lab experiment, a 1.5-kg cart traveling at 4.3 m/s in the +x direction collides with a 2.5-kg cart traveling at 2.7 m/s in the -x direction. After the collision, you find that the 2.5-kg cart is traveling at 1.9 m/s in the +x direction. How fast and in what direction is ...
March 8, 2011

calculus
please help. Compute Δy and dy for x = 4 and dx = Δx = -0.2. (Round the answers to three decimal places.) y = 4x - x2....im lost to were to start solving for delta y
February 26, 2011

calculus
please help i am lost at what is dy/dx and what is dy/dt. A trough is 10ft long and its ends have the shape of isosceles triangles that are 3 ft across at the top and have a height of 1ft. If the trough is being filled with water at a rate of 12ft^3/min, how fast is the water ...
February 25, 2011

physics
The velocity of a 2.5 kg block sliding down a frictionless inclined plane is found to be 1.58 m/s. 1.40 s later, it has a velocity of 7.32 m/s. What is the angle of the plane with respect to the horizontal (in degrees)?
February 24, 2011

physics
A mass m = 0.225 kg on a frictionless table is attached to a hanging mass M = 0.330 kg by a cord through a hole in the table (see the figure). Find the speed with which m must move in order for M to stay at rest if r = 27 cm.
February 24, 2011

calculus
Please help. i am confused on how to do this one. I keep getting arcsin(square root -cos9x) but it is wrong. The probem is F(x)= arcsin(sqtsin(9x))
February 11, 2011

calculus
find the derivative of e^8e^x *8e^x
February 7, 2011

calculus
PLEASE HELP Find the first and second derivatives of the function. y = e^8ex. I keep getting y' = e^8ex * 8 and its wrong. how do you do this?
February 6, 2011

chemistry
what type of interaction is Mg2+, O2- What type of interaction is Na+, Cl- What type of interaction is I-I What type of interaction is H2CO, and CO What type of interaction is SO2, C6 H14
February 3, 2011

calculus
please help! Find an equation of the tangent line to the curve at the point (-1, 1). y = 5x3 - 6x. y=? ...............i keep getting y=x+2 and its wrong. can someone please help?
January 25, 2011

Science
as a substance melts, it changes from solid to liquid and heat is absorbed
January 9, 2011

Chemistry
water boils at 100 degrees celsius water freezes at 0 degrees celsius 1 K = 273 degrees celcius all you have to do is calculate the K value for 0 celcius and the K value for 100 degrees celcius and subtract to find the difference :)
January 9, 2011

chemistry reaction rate
add more NO so that the equation will equilibrate by producing more NO2
January 9, 2011

calculus
Jill likes to play Blackjack. She heard about a winning strategy to ensure she does not lose. The strategy is: choose a starting amount to bet, and then double your bet if you lose. Keep doubling your bet until you win. When you win a hand, go back to the starting bet. Hoping ...
November 30, 2010

physics
A 33 N force acting at 90° and a 44 N force at 60° are applied concurrently at a point P. What is the magnitude and direction of the resultant force?
November 18, 2010

economics
what are the theories of david mcclelland?
November 13, 2010

algebra
what is the equation of a hyperbola with one vertex at (6,5) and the equation of asymptotes are 5x-6y-30 and 5x+6y-30?
November 7, 2010

math
what is the equation of a hyperbola with one vertex at (6,5) and the equation of asymptotes are 5x-6y-30 and 5x+6y-30?
November 7, 2010

architecture
can you give me some websites for architectural designs for a 2 bedrooms bungalow?
November 7, 2010

Physics
a. 490 j
November 7, 2010

math
what is the equation of a hyperbola with one vertex at (6,5) and the equation of asymptotes are 5x-6y-30 and 5x+6y-30?
November 7, 2010

math
what is the equation of a hyperbola with one vertex at (6,5) and the equation of asymptotes are 5x-6y-30 and 5x+6y-30?
November 7, 2010

algebra
I need to write an equation for the following: Denise's cell phone plan is \$29.95 per month plus \$.10 per minute for each minute over 300 minutes of call time. Denise's cell phone bill is \$99.95. For how many minutes was she billed?
October 21, 2010

chemistry
How many moles of O2 are needed to react with 2.90 moles C2H2
October 16, 2010

calculus
Choice 1: Payments of \$ 2600 now, \$3000 a year from now, and \$3450 two years from now. Choice 2: Three yearly payments of \$ 3000 starting now. Interest is compounded continuously. (a) If the interest rate on savings were 4.76 %,which would you prefer? (b) What is the interest ...
September 16, 2010

chemistry
2Na + S --> Na2S 20g Na x (1 mole Na)/(23g Na) = 0.87 mol Na 0.87 mole Na x (1 mol Na2S)/(2 mol Na) x (55.1g Na2S)/(1 mol Na2S) =23.97g Na2S
April 20, 2010

five marbles in a jar are green. the odds against choosing a green marble are "4:1" how many marbles are in the jar
March 11, 2010

science
what is the independen variable and the dependent variable for scientific method to how does air pressure in a tire save gas
September 29, 2009

Microeconomics
excess milk supply
September 9, 2009

Algebra 2
Solve by completing the square: x^2+9x+6=0
November 4, 2008

math
if you simplify its 1:8.5
November 4, 2008

Math gr 8
I'm not sure how to solve this into a ratio, but a way you could find the average speed, would go like this. First, you'd change minutes into seconds, since you are dealing with meters. then divide. How many meters per second did each person run?
November 4, 2008

Math gr 8
Well, first things first. Do you know which formula you'll be using for this?
November 4, 2008

math
So what if you were factofing 2x^2-x-35=0?
November 4, 2008

math
So is that the same way you'd do 3x^2+9x-12=0?
November 4, 2008

math
i need to solve this equation by completing the square: x^2-14x+1=0 i don't' know how to do this, nor do i know what complete the square means. please help.
November 4, 2008

college
why did the united states annex the philippines
September 27, 2008

alabama state
America's continued demographic trend toward urbanization would eventually result in the majority of the population living in cities, which finally did occur by the time of which U.S. Census reporting period?
September 8, 2008

sose
why did the people who lived in the colonies prior to 1901 feel that they needed to join together to make one country?
May 6, 2008

music
i don't think is that group, there are about 4-5 people singing that song. I just remember the title have the word sometimes or somewhere, the title is about 4-5 words long. Maybe its not a group, it might be a crossover or something, having a japanese and some caucasians.
April 26, 2008

music
Hi, I am looking for an old english song, but I don't remember the song title, its a slow love song and the only thing i remember is that the singers are all male and there are more than one, some asian looking probably japanese and also caucasians. The title might be have...
April 26, 2008

PHYSICS!!
Comet Halley returns every 74 years. Find the average distance of the comet from the sun. How do i do this??
January 16, 2008

government
A is incorrect. I believe it should be C, but you were on the right track though. I think House members serve 2 year terms...
January 14, 2008

math
I think the answer to my first problem is 15 for the total bill but I am just guessing. I need to explain the answer.
November 26, 2007

math
I am only in 5th grade and not using x yet. This is part of parts and whole fractions.
November 26, 2007

math
is this the right answer: My friend paid 9 dollars and the total bill is 15? Could you also tell me if the answer to the following is 16? If 12 counters are 3/4 of a set, what is the whole set?
November 26, 2007

math
I need this by tomorrow morning I had \$6 to pay for part of lunch. My friend had enough money to pay the other part or 3/5 of the bill. What is the total bill?
November 26, 2007

Early Child Ed.
I say the answer is A. I am Nic's mom and both of my children have been in classes where special needs children were mainstreamed with nonspecial needs children and the teachers always removed the disruptive child.
November 26, 2007

Algebra
I'm having a problem solving the following example. The teacher wants it in this format. 1st the Verbal Model, 2nd the Labels 3rd Algebraic Model 4th- Solve and finally 5th part: Answer Question. Example: You are working on a scouting badge. You need 60 points on 4 ...
October 11, 2007

help
how do u cite the newspaper the couier journal http://owl.english.purdue.edu/owl/resource/557/08/ Here is a website that gives you specific instructions and examples for the resource you need to cite. In the future, it would help if you put the SUBJECT in the Subject line -- ...
February 11, 2007

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