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May 1, 2016

Search: blood pH that is considered normal in humans is 7.35 to 7.45. If a peblood pH changes from 7.35 to 7.45,

Number of results: 13,174

Digestive System
Pancreatic beta cells release insulin into the blood and INHIBIT the pancreatic alpha cells from secreting glucogon. What does inhibit mean in this context and is the insulin inhibiting or is it the beta cells?
March 30, 2010 by Lena

english
score/ score presents a fictional world, regulated by computers and other machines in which humans are noticeably absent. Though the main characters are actually two computers that converse, the story contains several details that create verismilitude. Because computers are ...
September 14, 2011 by jen

physics
A hockey puck slides across the ice at a con- stant speed. Which of the following is true? 1. The puck is moving and thus not in equi- librium. 2. The puck can be considered neither at rest nor in equilibrium. 3. It is in equilibrium. 4. None of these 5. The puck is at rest.
October 17, 2011 by BOB

Trigonometry
A wheelchair ramp has an angle of 6 degrees,side length 29ft and height 3ft. For a safe ramp,the ratio of vertical distance: horizontal distance needs to be less than 1:12. Would the ramp be considered a safe ramp? Please show me how to do this! Thank you
October 1, 2014 by Cherie

art help
What characteristic should be considered the most when respoinding to a Cubist painting? A. Use of geometric shapes to create an image B. Use of shading and detail in an image C. Use of realistic potrayal of the subject D. Use of appropriate proportions od the subject? Is the ...
December 8, 2014 by Callie

Art
What characteristic should be considered the most when responding to a cubist painting ? A. Use of geometric shapes to create an image B. Use of shading and detail in an image C. Use of realistic portrayal of the subject D. Use of appropriate proportions of the subject. My ...
December 17, 2015 by Sierra Elizabeth

statistics
For a normal distribution with a mean of 140 and a standard deviation of 55 find each value requested. a. What is the minimum score needed to be in the bottom 10% of the distribution? b. What scores form the boundaries for the middle 75% of the distribution.
April 29, 2012 by tammy

statistics
The lifetime of a 2- volt non-rechargeable battery in constant use has a normal distribution of 516 hours and a standard deviation of 20 hours. What is the z- score for batteries with lifetimes of 520 hours?
September 6, 2012 by Gee

statistics
A vertical line is drawn through a normal distribution at z = 0.50, and separates the distribution into two sections. What proportion of the distribution is in the larger section? a. 0.6915 b. 0.3085 c. 0.1915 d. 0.3830
October 14, 2012 by Robbie

biology
For each of these restriction enzymes, determine whether or not the enzyme would cut the normal, Mutant A, Mutant B, or Mutant C DNA sequences described in part (g) and select your answers in the table below:
May 15, 2013 by lily

Physics Again
How do you calculate the coefficient of friction, if it is not given to you? What would the formula be? It is a measured value. Force friction= mu*normal force. That is the usual method of solving for mu.
November 30, 2006 by Josiah

chemistry
2.) How much heat must be absorbed at 1357 K to melt a bar of copper (80 * 10 * 12 cm) assume d = 8.93 g/cm^3. The normal boiling point is 1357 K, and heat of fusion is 13.05 KJ/mol.
February 15, 2010 by Andrew

statistics
Scores on a test have a mean of 66 and Q3 of 81. The scores have a distribution that is approximately normal. Find the standard deviation. Round your answer to the nearest tenth.
March 29, 2010 by Abby

statistics
The average (arithmetic mean) of a normal distribution of a school's test scores is 65, and standard deviation of the distribution is 6.5. A student scoring a 78 on the exam is in what percentile of the school?
December 24, 2010 by Anonymous

Pre calc
A set of 500 values has a normal distribution. The mean of the data is 24 and the standard deviation is 2. Find the range about the mean which includes 50% of the data.
November 4, 2012 by Brandon

Physics
To move a box you pull on the handle as indicated in the diagram shown below with a constant force F. The mass of the box is m = 8 kg and the angle è = 22°. What is the magnitude of the normal force?
November 6, 2012 by JennaPoop

statistics
A normal distribution has a mean of 36 and standard deviation of 4. What proportion of the distribution consisted of scores between x=34 and x=38? a, 0.6915 b, 2(0.3085)=0.6170 c, 0.1915 d, 2(0.1915)=0.3930
November 9, 2012 by Robbie

physics
a 65kg oak trunk is placed on a board, inclined at an angle of 30 with the horizontal. What is the weight? The Normal Force of the trunk? The Applied force down the ramp?
November 18, 2012 by Liam

Calculus Help Please!!!
Find the equation in slope intercept form of the tangent line and the normal line to the curve x^2+4xy+y^2=13 at the point.(2,1). show steps please!!! thank you!
April 8, 2014 by Tanya

Algebra
Scores on a test have a mean of 66 and Q3 is 80. The scores have a distribution that is approximately normal. Find the standard deviation. Round your answer to the nearest tenth. 10.5 18.7 20.9 9.4
May 1, 2015 by Leozap

science
A force of 16.0 newtons is sufficient to set a box that is at rest into motion. If the coefficient of static friction is 0.380, what is the normal force acting on the box?
June 24, 2015 by kevin

chem
What is the density of an aqueous solution of potassium nitrate, that has a normal boiling point of 103.0 degrees Celsius, and an osmotic pressure of 122 at 25 degrees Celsius?
December 14, 2015 by hadi

history
I am having a though time answering this ?. having to describe how the Cold War ideology that crystallized after WWII changes wartime alliances that had existed during the war?
March 31, 2008 by Dehlia Silva

gov
thanks, what does party realignment mean? Does it mean when a party changes its principles to accomodate with the public? please dont give me those wiki links, thanks, but they are sort of not reliable. sorry to keep asking!
October 6, 2008 by Nikii

Help with American History
How did Revolutionary ideology challenge the way minorities were treated in America? What changes in this treatment resulted from this challenge, and why did some minorities find their circumstances improved while others did not?
August 15, 2009 by kt

art
Does anyone know edvard munch's artist friends, body of work generally described, and changes in style? Also, does anyone know his last style or method of art and general philosophy of life? thanks, your help is greatly appreciated. :)
October 18, 2009 by becca

science
The Paleozoic Era is noted for which two changes? a) rocks were formed b) the earth heated up c) people appeared on earth d) mountains were formed Just need to know if my answer or right or wrong. Thanks! :) d
August 19, 2010 by ant

Physics
The atmospheric pressure above a swimming pool changes from 755 to 765mm of mercury.The bottom of the speed is a 12m x 24m rectangle.By how much does the force on the bottom of the pool increase?
March 3, 2012 by Scibe

physics
a great amount of water vapor changes phase to become liquid water droplets in the clouds that form a thunder storm. Does this phase change release or absorb energy?
April 23, 2014 by lou

writing/ macolm
What new life did Malcolm pursue i n Roxbury, Massachusetts? What changes were visible in Malcolm’s clothing? What were the most negative consequences f or Malcolm in choosing that lifestyle? During his incarceration, what did Malcolm do?
September 28, 2014 by jenny

Science
Salinity of the ocean A)is generally very low B)changes with climate C)decreases with increase in temperature D)increases where a river meets the ocean I think its A but I'm not sure I just want to make sure.
March 27, 2015 by Sierra

english
hi again why is mentally retarded person not like a normal person is what i meant thanks again
March 1, 2009 by lila

Statistics
The probability distribution function for a normal distribution is f(x) = 1/(σ*sqrt(2*π))*e^[-(x-μ)^2/(2*σ^2)] How do I derive this?
August 11, 2009 by Sean

calculus
Find an equation of the normal line to the parabola y = x2 − 7x + 5 that is parallel to the line x − 3y = 3.
September 14, 2011 by Shayne

Physics
A 25 N book sits on a table. What is the magnitude of the normal force the table exerts on the book?
June 12, 2012 by Rachel

Calculus
Find an equation of the normal line to the parabola y=x^2−8x+1 that is parallel to the line x−6y =7.
February 26, 2015 by TayB

Social Commentary
The civil rights movement consisted of many events, such as freedom rides and sit-ins. Some of the events, such as fires and murders, were violent and unsettling. But the killing of the four little girls in Birmingham is considered one of the most significant events. Why do ...
December 23, 2014 by Sara

Biology
- "problems that result as blood alcohol concentration increases" Basically, I'm supposed to put what page number the answer is on, and then what the answer is. I have the page number, yet the answer is no where on the page to be found. I've read it over multiple times, so I'...
May 22, 2012 by Gamzee :o)

Plant Physiology
Hey i have a mid term today at 3 , and this one sample question my prof posted online. If someone can please show me how to get the answers i would really appreciate it: A plant cell is found to have a Ψs = - 0.7 MPa and a Ψp = 0.5 MPa. Is this cell turgid? (yes or ...
February 13, 2009 by Saira

Poetry
what is the rhyme scheme for the poem: Come, the wind may never again Blow as now it blows for us; And the stars may never again shine as now they shine; Long before October returns, Seas of blood will have parted us; And you must crush the love in your heart, and I the love ...
October 24, 2013 by Mercy

updated question
I am given this data table: Time After Consumption (min): 30, 60, 90, 120, 150, 180 Amount of Codeine in Blood (mg): 27.0, 23.5, 21.2, 18.7, 16.6, 14.5 Question: I created a scatter plot of the data. Would y=3.5/30x+30.5 be an equation to model the amount of codeine in the ...
June 2, 2014 by sandy

Biology
There are at least 4 different ways that humans have genetic variation, a. Using one of these four ideas explain why you do not look like another person in this room. b. To continue further with this thought use another one of the genetic variation ideas and explain why you ...
October 29, 2015 by Judy

Biology
Hey guys! I'm thinking that B is the correct answer, but doesn't the DNA that is going to be inserted into the vector complementary to the mRNA strand? Would appreciate some help! Which one of the following is the biggest challenge that must be overcome in order to get a ...
November 29, 2008 by Angela

Biology
I'm having trouble answering this: The average size of a large fish that humans use for food has been decreasing over time, Exp-lain how, exactly, this happens - be sure to discuss genes, proteins, traits, and selection pressure. This is all I can answer :( The large fish are ...
April 21, 2011 by Emily

Business
you have been put on the employment screening committe for an all-male law firm. There are two finalists being considered for the position a man a woman.They are equally qualified. What guidelines do you think your committe should follow in selecting the right person for the ...
October 29, 2009 by Pauline

United States Government
Which of the following is not one of the elements for which the United States could be considered the strongest of the economic powers? a. It exports roughly $1 trillion in goods annually. b. It has a wide base of natural resources. c. It has the most technological know-how. d...
December 4, 2011 by HM

health
1.Why is soda considered bad for your teeth, particularly if you do not brush regularly? a) soda adds plaque to your teeth after drinking it b) soda does not completely rinse the excess food from teeth. c) soda eats away the enamel of the tooth.** d) the sugar in soda has too ...
March 25, 2015 by #HOMEWORK

math
Students were given an exam with 300 multiple-choice questions. The distribution of the scores was normal and mean was 195 with a standard deviation of 30. What was the score of students who scored in the middle of the class? (50% did better, 50% did worse).
January 31, 2010 by Patty

math
Students were given an exam with 300 multiple-choice questions. The distribution of the scores was normal and mean was 195 with a standard deviation of 30. What was the score of students who scored in the middle of the class? (50% did better, 50% did worse).
January 31, 2010 by Patty

Statistics
What is the difference between the null and alternative hypotheses statements in one-tailed and two-tailed tests? How can manufacturing companies use the standard normal distribution to determine quality control of their products?
August 27, 2010 by Montoney

physics
An airplane moves 243 m/s as it travels around a vertical circular loop which has a radius of 1.2 km. What is the magnitude of the normal force on the 100 kg pilot of this plane at the bottom of this loop? The acceleration of gravity is 9.8 m/s 2 . Answer in units of k
December 12, 2011 by Ryan

statistics
If the mean value of the weight of a particular brand of dog food is 20.6 lb and the standard deviation is 1.3, assume a normal distribution and calculate the amount of product produced that falls below the lower specification value of 19.7 lb.
February 9, 2012 by tonja

statistics
The number of cell phone minutes used by high school seniors follows a normal distribution with a mean of 500 and a standard deviation of 50. What is the probability that a student uses more than 350 minutes?
July 28, 2012 by Anonymous

working in a pharmacy
when a "special" begins to lose its impact you should? a/transfer the products to the shelves at their normal cost b.move the products to another spot c.set up an attractive display using your product knowledge my answer is d
January 23, 2013 by susue

maths
The lifetime in hours of a certain make of batteries follows a normal distribution with mean 160 and standard deviation 30. Calculate the interval, symmetrical about the mean within which 75% of the battery lifetimes lie.
February 13, 2013 by harish

stats
A popular retail store knows that the purchase amounts by its customers is a random variable that follows a normal distribution with a mean of $30 and a standard deviation of $9. What is the probability that a randomly selected customer will spend $20 or more at this store?
March 29, 2013 by cate

math check
Consider a normal population with ì = 49 and ó = 6. Calculate the z-score for an x of 44.2 from a sample of size 22. (Give your answer correct to two decimal places.) 3.75 is what I got.. and I have only one more try on this one.
June 17, 2013 by Sue 74

statistics
A popular retail store knows that the purchase amounts by its customers is a random variable that follows a normal distribution with a mean of $30 and a standard deviation of $9. What is the probability that a randomly selected customer will spend between $20 and $35 at this ...
September 24, 2013 by Selene

Stat
α=0.05 for a two-tailed test. Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis. Is the correct answer +/- 1.96?
September 30, 2014 by Anonymous

Physics
A person struggles to read by holding a book at arms length, a distance of 50.0 cm. What power of reading glasses should be prescribed for him, assuming they will be placed 2.0 cm from the eye and he wanted to read at normal near point of 25.0 cm?
May 25, 2015 by Anonymous

social studies
What individual behaviors might be influenced by television? A) Suicide- I am not as attractive as those on TV. B) Drug use - I am not happy as those on TV. C) Promiscuous Sexual Activity - it seems to be normal behavior on TV. D) All of the above.
September 20, 2015 by toti

Chemistry
Hello Jiskha, I'm hoping you are able to help me with my homework. Its on General Chemistry. Question One - When the solid NH4NO3 is dissolved in water at 25 C, the temperature of the solution decreases. What is true about the signs of enthalpy (H) and (S) for this process? ...
May 9, 2007 by Katrina

hist/175
Do you think that the Korean War was merely a civil war in which the United States supported one side, or should it be considered an international war in which the United States used the United Nations to further its anticommunist policies? Why?
February 27, 2016 by lisa

History
1. Equality of sexes ; 7 letters 2. To bring slavery into politics 12 letters 3. Unionism with politics; 16 letters 4.Put in here if you could not pay your debts ; 11 letters 5. Considered all men to be married to all women; 6 letters
March 26, 2015 by Jamie

algebra
An “A” is considered 4.0, a “B” is 3.0, a “C” is 2.0, a “D” is 1.0, and an “F” is 0. In your first semester you received the following grades. Calculate your grade point average English = credits 3.0 Grade = C Biology = credits 4.0 Grade = B Communications = credits 3.0 Grade...
September 22, 2015 by Kristen

Home Economics
What is the difference between facing and interfacing? Name two items that can be used as an interfacing? What items are used as trims? Recommend three items that are considered binders? Please re-post and tell us what YOU think the answers are. Then someone here will give you...
September 9, 2006 by Tanishka

Political Sci
What changed, if anything, in the American political culture between 2004 and 2008? Further, please feel free to examine changes to 2012, and how they might influence this year's November presidential and congressional elections.
October 10, 2012 by Dave

political science
What changed, if anything, in the American political culture between 2004 and 2008? Further, please feel free to examine changes to 2012, and how they might influence this year's November presidential and congressional elections.
December 10, 2012 by tinsa

Chemistry
A buffer solution A. contains approximately equal amounts of a weak acid and its conjugate base. B. increases its properties with an increase in the concentrations of the two buffer components. C. resists changes in pH. D. all of the above This one is D right
August 11, 2015 by Lili

Chemistry
A buffer solution A. contains approximately equal amounts of a weak acid and its conjugate base. B. increases its properties with an increase in the concentrations of the two buffer components. C. resists changes in pH. D. all of the above I got C is that correct, to is it D? ...
August 14, 2015 by Syd

Watershed?
What parts of the environment, natural and manmade, make up a watershed? Watersheds aren't really important to humans in and of themselves, it is the amount of precipitation what is caught up within the watershed. Look at Brazil in an atlas. The Amazon has a vast watershed and...
November 1, 2006 by Anonymous

History
By the way. The sentences seem long because your box is not long enough. Thesis:If you do not know the impact of the Industrial revolution, you will not understand anything in this essay. This topic is very good to study because you know about the different views. The ...
March 4, 2010 by Ruth

Science- RE-DO
1. White skin (W) is dominant over yellow skin (w) in chickens. Which of the following genotypes would result in a white-skinned chicken that could possibly have yellow-skinned offspring? A. WW B. Ww** C. ww 2. Which of the following describes the genotype and phenotype of ...
October 7, 2015 by Mimmi

Science
1. White skin (W) is dominant over yellow skin (w) in chickens. Which of the following genotypes would result in a white-skinned chicken that could possibly have yellow-skinned offspring? A. WW B. Ww** C. ww 2. Which of the following describes the genotype and phenotype of ...
October 7, 2015 by Mimmi

English article
The question says that many adults say that life for teenagers today is easier than when they were young. Here are some comments from your friends: -our lives are definitely harder because we have so much pressure on us to succeed at school -we have far greater opportunities ...
January 11, 2016 by Student 2016

Chemistry
Water treatment plans must reduce phosphate levels to 3.2 micromoles PO4^3-/L before the water is considered drinkable. If water from Lake A is determined to have a phosphate concentration of 0.419 mg PO4^3-/L, does it meet this allowable standard for drinking water?
December 5, 2012 by Anon

english
For example, if it is a sport, then some people wonder why cheerleaders must also be concerned with the neatness and uniformity of their appearance. In addition, since cheerleading does not require an opposing group of cheerleaders, some people question whether it can be ...
March 12, 2014 by Anonymous

meiosis
In humans, one pair of autosomes (chromosome 4) has a short arm and a long arm. On the short arm is a gene for Huntington disease(H) and on the long arm is a gene for red hair(R). I have to draw a labelled diagram to show the chromatids of a diploid cell at the end of anaphase...
April 8, 2007 by Anonymous

English
What is a verb form ending with -ing called? 1. gerund infinitive possessive passive Question 2 A verb form that begins with to is called what? gerund infinitive possessive passive Question 3 Which sentence is in the correct form? She began to sing the song. They denied to ...
April 19, 2010 by christopher

World Regional Studies/ Geography
In January 2000, cyanide is released to the Tisza River in Hungary. Effect 1: Effect 2: Water Pollution Countries develop industries. Effect 1: Effect 2: Poland’s water in most rivers is unsafe to drink Rain washes fertilizers from fields into bodies of water The European ...
October 16, 2014 by Sophia

english
14. Concerning dictionaries and their proper use, which one of the following statements is most accurate? A. Formal usage of a word is considered colloquial. B. A dictionary's word entry offers a fixed, permanent meaning. C. A syllable is a unit of sound. [D. Foreign words are...
January 3, 2012 by jake

LAW
1. Interrogations and confessions are protected by which of the following Constitutional amendments? A. Fifth B. Sixth C. Fourteenth D. All of the above is it D 2. Which of the following is NOT considered a “criminal proceeding”? A. A trial B. Juvenile delinquency hearing C. ...
December 30, 2013 by Amy

English
Help, Please! I don't quite understand what is asking in this assignment (Essay) Task: Write an essay that compares Frankenstein and his creation to a modern zombie story with the focus on how a monster might be used as a metaphor for science or scientific advances and/or how ...
February 22, 2016 by Sarah

Experiment+ bio
In the 1950s the heavy isotope of nitrogen (15N) and an ultracentrifuge were used in an experiment to investigate the manner in which DNA replicates. Bacteria were grown in a culture containing 15N nucleotides for several generations to ensure that only heavy 15N would be ...
December 12, 2006 by Chalrey

physics
I have to figure out if the following are true or false in order to solve an equation. But I am getting at least two wrong so I can't get the next one right. A)If you increase the tension in a string, the frequency of its fundamental vibration will get lower B) If the ...
March 31, 2011 by Student in Need

physics
A beam of light is incident on a flat piece of polystyrene at an angle of 55 degrees relative to a surface normal. What angle does the refracted ray make with the plane of surface? thank you
February 25, 2009 by sam

statistics
The average time to sew a pair of pants is 4.2 hours with a standard deviation of 30 minutes and if the distribution is normal then the probability of a worker finishing the pants in less than 3 hours is.
November 16, 2010 by bill

Chemistry
When 2.50g of an unknown solute is dissolved in 40.0g of ethanol the solution boils at 79.4C. The normal boiling point of this substance is 78.4C and it has a kb of 1.22C/m. (a) What is the molality of this solution? (b) What is the molecular weight of the solute?
January 9, 2011 by Mark

math
Angelo is paid double time for each hour he works over 40 hours in a week. Last week he worked 46 hours and earned $520. What is his normal hourly rate?
February 4, 2011 by amber

smk n2
Tent. sudut yang lebih kecil dari perpotongan bidang 5x-14y+2z-8=0 dan 10x-11y+2z+5=0 (tent sudut antara normal-normalnya)
April 14, 2011 by Dani

math
Angelo is paid double time for each hour he works over 40 hours in a week. Last week he worked 42 hours and earned $660. What is his normal hourly rate?
September 1, 2011 by matt

Physics
A 23 kg child goes down a straight slide inclined 38 degrees above horizontal. The child is acted on by his weight, the normal force from the slide, and kinetic friction.
March 3, 2013 by Leanna

math
When grizzly bears hibernate, their heart rates go down to 10 beats per minute, which is 20% of normal value. What is a grizzly bear's usual heart rate when not hibernating?
August 23, 2013 by Anonymous

math
Angelo is paid double time for each hour he works over 40 hours in a week. Last week he worked 42 hours and earned $484. What is his normal hourly rate?
August 29, 2013 by Kelsey

Statistics
I have no idea on how to answer this question... "Use technology or a standard normal distribution table to find the area to the left of z=1.58. Do I plug in 1.58 in my calculator to find the answer?
September 13, 2013 by Jim

Statistics
I have no idea on how to answer this question... "Use technology or a standard normal distribution table to find the area to the left of z=1.58. Do I plug in 1.58 in my calculator to find the answer?
September 13, 2013 by Jim

Physics
Estimate the total amount of translational kinetic energy in a small classroom at normal room temperature. Assume the room measures 5.00mm by 12.0mm by 4.00mm .
April 28, 2014 by Spaceman

math
For the pairs of lines defined by the following equations indicate with an "I" if they are identical, a "P" if they are distinct but parallel, an "N" (for "normal") if they are perpendicular, and a "G" (for "general") if they are neither parallel nor perpendicular. 3x+4y+5=0 ...
January 26, 2015 by jp

history
Do you think that the Korean War was merely a civil war in which the United States supported one side, or should it be considered an international war in which the United States used the United Nations to further its anticommunist policie? Can someone please help me thank you!
November 30, 2012 by Jennifer

English 1101 composition & rhetoric
Put these sentences in order 1-6, based on whether it is the TS(1), GD1(2), SD1(3), GD2(4), SD2(5), CS(6), of a body paragraph in a five paragraph essay. A) Benson claims that the typical family eats together once a week now; a family having dinner together every night is no ...
September 4, 2012 by victor

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