# Bee

Popular questions and responses by Bee-
## Math

The population of a slowly growing bacterial colony after t hours is given by p(t)=3t2+29t+150 . Find the growth rate after 4 hours?

*asked on July 2, 2008* -
## Statistics

Percentage of scores falling between a z-score of .54 and the mean. I can do the math, I just don't understand how to begin! Thank you.

*asked on October 4, 2010* -
## chemistry (science)

The addition of 50mL of 2.02 M NaOH to 50 mL of 2.00 M HNO3 at 22.0 degree celsius resulted in maximum temperature of 36.1 degree celsius with a total mass of the solution of 100.0 g. calculate molar heat of neutralization and compare it to the results

*asked on October 30, 2017* -
## Spanish

Respond negatively: ¿Podemos ir a la playa o nadar en la piscina? I wrote: No, no podemos ir a la playa o nadar en la piscina. But it's marking it wrong! ??

*asked on February 4, 2011* -
## math

What game did Tarzan like to play ?

*asked on April 25, 2016* -
## math

Find the z-score such that the area under the standard normal curve to the left is 0.53.

*asked on October 12, 2015* -
## math (stats)

Find the z scores that separate the middle 59% of the distribution from the area in the tails of the standard normal distribution.

*asked on October 12, 2015* -
## Biology

If there are 12 chromosomes in an animal cell in interphase of the cell cycle, what is the diploid number of chromosomes for this organism? A) 6 B) 24 C) 36 D) 12 E) 48

*asked on October 17, 2010* -
## Biology

25. If there are 12 chromosomes in an animal cell in interphase of the cell cycle, what is the diploid number of chromosomes for this organism? A) 6 B) 24 C) 36 D) 12 E) 48

*asked on October 17, 2010* -
## algebra

5/4-3i

*asked on January 25, 2010* -
## OChem

Could someone explain these two reaction mechanisms (I know they are substitution): 1) 1-propanol reacted with H2SO4 and NaBr 2) 2-pentanol reacted with H2SO4 and NaBr does the carbocation rearrange for the second reaction? thanks for the help!

*asked on April 21, 2009* -
## Real estate

what is the total square footage of all apartments within a property called.

*asked on June 2, 2016* -
## physical science

Which of the following statements is NOT true? A. You are exposed to nuclear radiation every day. B. Most of the nuclear radiation you are exposed to occurs naturally in the environment. C. Naturally occurring nuclear radiation is called background

*asked on September 15, 2015* -
## Calculus

Find the sum and difference functions f + g and f – g for the functions given. f(x) = 2x + 6 and g(x) = 2x - 6 f(x) = x^2 - x and g(x) = -3x + 1 f(x) = 3x^3 - 4 and g(x) = -x^2 + 3 State the domain and range for the sum and difference functions in #3.

*asked on September 2, 2013* -
## chemistry

what is a titration, what is the type of reaction to find the volume of hydrochloric acid needed to react with 25 of potassium hydroxide solution

*asked on May 4, 2013* -
## Sociology

Observation Setting: What would be some ethical issues/problems when observing a public setting like a restaurant? Thanks

*asked on July 25, 2012* -
## Communication

Inexperienced writers often try to skip the earlier stages of writing where you generate ideas and plan your paper. But when they do, they usually struggle composing their first draft. What advice would you give to a developing writer about brainstorming

*asked on January 6, 2012* -
## geometry

Point B is midpoint of Lince AC. Given: AB=2x-1 BC=4x+2 AC=25 Find: AB and BC

*asked on October 2, 2011* -
## Chemistry

A student actually used 0.847g sample of impure KHP and the endpoint was reached after 19.82 ml of sodium hydroxide solution was added, What is the percent KHP in the unknown to four significant figures.

*asked on July 31, 2011* -
## Biology

Which of the following is NOT found in the human central nervous system? A) hypothalamus B) forebrain (cerebrum) C) autonomic neurons D) medulla E) spinal cord

*asked on December 13, 2010* -
## Biology

A baby born without the ability to produce immune system cells may survive for several months, even when exposed to potentially deadly diseases. How?

*asked on November 30, 2010* -
## Statistics

With a known population mean of 100, and a known standard error of the mean of 7.5, what is the probability of selecting at random a sample whose mean is 110 or greater? I need help getting this started, thanks

*asked on November 8, 2010* -
## Biology

The muscles of the heart are constructed out of: A) nucleotides B) complex carbohydrates C) cholesterol D) proteins Thank you.

*asked on November 5, 2010* -
## Biology

The tropical rain forests that are being cleared to grow crops for biofuels normally trap _____ carbon dioxide than the crops do. A. more B. less C. the same amount of Thank You.

*asked on September 28, 2010* -
## Speech

True or False It is seldom necessary to write out quotations in full in a speaking outline.

*asked on September 23, 2010* -
## Math

The population of a slowly growing bacterial colony after t hours is given by p(t)=3t2+29t+150 . Find the growth rate after 4 hours?

*asked on July 2, 2008* -
## math

how does sin(t)sec(t) = tanx ?

*asked on July 4, 2008* -
## Physics

why does current slow down in a series than when in a parallel?

*asked on April 15, 2008* -
## geometry

"An angle has a measure three times that of its complement. What is the measure of the angle?" Complementary angles add up to 90 degrees. If x is the complement and 3x is the angle, and you added them to have 4x, then you'd have 4x=90, right? That would

*asked on January 27, 2008* -
## Algebra

Write the equation of the line that passes through point (6,7) with a slope of 0. Am I in the right direction? y=mx+b I know everything except y, so I just plug in...y=0(6)+7 Anwser: y=7?

*asked on August 24, 2007* -
## Physics

A 200-kg roller coaster originally at rest launched off a 12-m high frictionless hill by a spring that is compressed 4 m. If the spring stiffness is 5000 N/m, then how fast is the car going at the bottom of the hill?

*asked on April 24, 2020* -
## English-Sci

I'm writing a paper about book that purposely has no theme that I can read, " Hitch Hiker's Guide To The Galaxy." The problem I am having is that I am asked to write what theme is and find a qoute that explains it. I'm not exactly sure what to do, I've

*asked on December 1, 2017* -
## Marh

The ratio of male to females is 2:5. There are 12 more females than males. How many males are there.

*asked on November 15, 2017* -
## L O

six suggestion how to compat violation of human rights

*asked on April 16, 2016* -
## chemistry

Determine the specific heat of a material if a 28.4 g sample absorbed 42.9 J as it was heated from 293 K to 336 K. Units are J/g · K.

*asked on December 1, 2015* -
## physical science

. You make the following measurements of an object: 22kg and 42m3. What would the object’s density be? Show your work for credit and include final units.

*asked on September 27, 2015* -
## pre-algebra

4/5x + 5 < -3 A. x < –10 B. x ≤ 0 C. x > 5 D. x ≥ –10

*asked on August 15, 2015* -
## english

Human population and groups of people A. Demographics B. Community C. Population D. Norms

*asked on August 7, 2015* -
## Statistics

What is the test scores of 4, X, 1, 2 and 5 have a mean of 10. What is the value 4 1 2 :10 15

*asked on April 23, 2015* -
## physics

A mass of 337 g connected to a light spring of force constant 19.4 N/m oscillates on a horizontal, frictionless track. The amplitude of the motion is 5.4 cm. Calculate the total energy of the system. Answer in units of J.

*asked on February 26, 2015* -
## Physics

In a model yacht race on a river five identical yachts A,B,C,D,E are released at the same time from different points along the starting line. a)why should C win? b) as they approach the finishing line they all slow down. Why?

*asked on June 9, 2014* -
## Chem

The solubility of Mn(OH)2 is 3.04 x 10^-4 gram per 100 ml of solution . A) write the balanced chem equation for Mn(OH)2 in aqueous solution B) calculate the molar solubility of Mn(OH)2 at 25 degrees celcius C) calculate the value of the solubility product

*asked on April 1, 2014* -
## Physics

A diver springs upward from a board that is 3.20 m above the water. At the instant she contacts the water her speed is 11.4 m/s and her body makes an angle of 68.7 ° with respect to the horizontal surface of the water. Determine her initial velocity, both

*asked on January 27, 2014* -
## chemistry

in a freezer, 150g of water at 0degrees celcius is placed in an ice cube tray. how much energy, in kilocalories, must be removed to form ice cubes at 0 degrees celsius

*asked on January 23, 2014* -
## Math

Someone loaned me $20.00 in 1962 without quoting an interest rate. Using whatever the market interest rate was at that time, how much money would I owe in 2013 including principal and interest, straight and compounded.

*asked on December 22, 2013* -
## algebra

explain how to work 1)(+4)+3

*asked on September 26, 2013* -
## Chemistry

1.55 g of penatanol 250ml water Heat from 10 to 38 degrees Find hear of combustion

*asked on March 9, 2013* -
## precal

when solving for all solutions how do I work out this problem: cos4(alpha)=cos2(alpha) and when verifying each identity how do I complete this problem: sin (alpha/2)=sec alpha -1/2sin (alpha/2)sec alpha

*asked on December 3, 2012* -
## pre cal verifying identities

how do I verify?? sin(x)+cos3(x)=sin(x)-3cos(x)+4cos^(3)x

*asked on December 3, 2012* -
## Statistic

Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means

*asked on September 29, 2012* -
## English

I'm writing an essay about sexist advertisements. When writing on such brands like Andrew Marc, Dolce & Gabbana, Geico (insurance), or Mustang (Ford car), do I italicize? Thanks!

*asked on August 29, 2012* -
## Sociology

What is the difinition of public-private split? My textbook is not specific & can't seem to find it online. Thanks!

*asked on August 23, 2012* -
## Sociology

What are the implications of a dual relationship? I don't need the answer, I just need to know what the question means by "implications". Like consequences??? Thanks

*asked on July 18, 2012* -
## Statistics

create a report with the following: the mean score for each question, the mean score for the entire test, a graph that represents the scores for each question. Evaluate the test by using the information in your report and conducting qualitative item

*asked on April 9, 2012* -
## algebra

5a/2x + 7/10

*asked on March 16, 2012* -
## psycology

the meaans of travel within and between neurons is different because

*asked on February 27, 2012* -
## english

i need help with finding doing and helping words in the sentences and i have to find the who and what

*asked on January 11, 2012* -
## Just really need some help

Acela’s aging parents own a house and a car. Acela is currently living in the house with her parents. Her brother and sister are married and live elsewhere. Why is it important for Acela’s parents to have wills? What are some possible consequences of

*asked on October 26, 2011* -
## just a question

Geraldo works full-time to take care of his family. His wife, Marina, stays home to take care of their two young children. What kind of insurance coverage should Geraldo and Marina have for their family? Explain why.

*asked on October 26, 2011* -
## Just a question

How might writing summaries of key concepts and important information be useful in promoting effective learning and remembering?

*asked on October 23, 2011* -
## grade 9 math

write 100 and 72 as products of two powers

*asked on October 13, 2011* -
## stastistics

Historically, 5 percent of a mail-order firm’s repeat charge-account customers have an incorrect current address in the firm’s computer database. (a) What is the probability that none of the next 12 repeat customers who call will have an incorrect

*asked on September 5, 2011* -
## Chemistry

A student actually used 0.847g sample of impure KHP and the endpoint was reached after 19.82 ml of sodium hydroxide solution was added, What is the percent KHP in the unknown to four significant figures.

*asked on August 1, 2011* -
## Civics

14. Martin Luther King Jr.'s _____ speech championed equality and justice for all people, not just blacks. A."Birmingham Jail" B."I Have a Dream" C."Civil Disobedience" D. "Peace in America"

*asked on July 12, 2011* -
## Civics

_____ States supported the _____ Plan, which called for a bicameral legislature in which States would be represented according to their population. A. Slave, Three-Fifths B. Larger, Virginia C. Northern, Connecticut D. Smaller, New Jersey

*asked on July 6, 2011* -
## algebra

Solve. then graph ×+8>2 The solution set {×|×>blank}

*asked on May 20, 2011* -
## chemistry

when 50 ml of an HNO3 solution is exactly neutralized by 150 ml of a 0.50 M solution of KOH, what s the concentration of HNO3

*asked on May 17, 2011* -
## algebra

The area a of a triangle with base b and height h is given by A=1/2bh. Find the area when b=30m (meters) and h =30m What is the area?

*asked on May 3, 2011* -
## math

Evaluate a) |-59|-|-93| b) |-45| +|33|

*asked on April 26, 2011* -
## English

Question on citing, I know how to cite articles and web pages but how would I come about citing what people said in an open discussion? Or rather, I want to quote someone's response on a blog. Thanks!

*asked on March 14, 2011* -
## Math

What's the circumference of a circle with a diameter of 7. Using pie as 3.

*asked on December 14, 2010* -
## Math

What would be the central angle of 25?

*asked on December 14, 2010* -
## Biology

Can anyone help me find websites that can help me with Dehydration Synthesis/Hydrolysis? I haven't had any luck finding any. Thank you!

*asked on November 26, 2010* -
## Biology

The large intestine supports ___% of chemical digestion. A) 0 B) 75 C) 50

*asked on November 8, 2010* -
## Chemistry

In chemistry lab we did an experiment trying to find the empirical formula of an oxide and tin. The question is "suppose some of the oxide splattered out of the crucible. How would this affect your calculated ratio of the number of moles of oxygen to the

*asked on November 3, 2010* -
## Spanish

Cada verano, las chicas _______ el sol. (There is a picture of two girls laying out at the beach tanning)

*asked on March 29, 2011* -
## Math

I am in 6th grade and have a math problem that I need help with. How can you use four rods that measure 2cm, 5cm, 7cm and 9cm to measure a length of 1cm?

*asked on August 30, 2011* -
## Biology

The ___ from photosynthesis is a reactant for glucose metabolism. A. H2O B. ATP C. lactic acid D. CO2 E. O2 Thanks.

*asked on October 14, 2010* -
## Biology

Why is damage to skin or muscle usually easily repaired, but damage to the brain or nervous system is not? Thanks.

*asked on October 7, 2010* -
## Sociology

Use the functionalist, conflict, and interactionist perspectives to assess the effects of global TV programming on developing countries.

*asked on October 1, 2010* -
## Statistics

Explain the meaning of the following three statements: "The self-confidence of that group of recruits is negatively correlated with their chances of getting through the course." Thanks

*asked on September 22, 2010* -
## Biology

Covalent bonds between nucleotides in DNA are found between: A) a phosphate group and a nitrogenous base. B) a sugar and a nitrogenous base. C) nitrogenous bases. D) phosphate groups. E) a sugar and a phosphate group. Thank you.

*asked on September 20, 2010* -
## Bio

Covalent bonds between nucleotides in DNA are found between: A) a phosphate group and a nitrogenous base. B) a sugar and a nitrogenous base. C) nitrogenous bases. D) phosphate groups. E) a sugar and a phosphate group.

*asked on September 20, 2010* -
## Bio

The fiber in your diet is composed of: A) fat. B) cellulose. C) starch D) nucleic acid E) protein. Thanks!

*asked on September 20, 2010* -
## Math

what percentage is 14 out of 60?

*asked on September 16, 2010* -
## Math; Ellipses

Find the equation in expanded form of the ellipse with center at (4,-2), a=2, b=3. Thanks :]

*asked on May 19, 2010* -
## History

We're learning about Roman Supremacy. What was the function of art and architecture in the Roman Empire? Thanks!

*asked on April 15, 2010* -
## Algebra

I have to find the domains of these functions and don't know how: f(x)=SQRT 2x-1 and f(x)=3/x+4 Help Please!

*asked on April 7, 2010* -
## psychology

what is something that some clinical psychologists can do, that experimental psychologists cannot do?

*asked on January 26, 2010* -
## Biology

In most biology experiments, the relationship between the independent and the dependent variable can best be described as cause and effect,” true or false? Explain.

*asked on January 12, 2010* -
## Science

What is the gradient of Clifty Creek 1300 & 1240 feet? _____ ft/mile

*asked on December 3, 2009* -
## Math

A map has a ratio scale of 1:24,000, what is the ground distance in feet if the map distance is 3.5 inches? Is it 7,000 feet?

*asked on October 21, 2009* -
## Math

A ratio scale is 1:10,000; this converts to a verbal scale of: 1 cm = _______ km

*asked on October 21, 2009* -
## Math

Western hemisphere: A topographic quadrangle is a 30' series map (it covers 30' longitude and latitude). If the western longitude boundary is 120 degrees 02 feet 30 inches, what is the longitude of the eastern boundary?

*asked on October 21, 2009* -
## Math

The northern latitude line on a map is 40 degrees 45' 30"; the southern latitude line is 40 degrees 37' 00". What distance in latitude is covered?

*asked on October 21, 2009* -
## Math

A topographic quadrangle is a 30' series map (it covers 30' longitude and latitude). If the western longitude boundary is 120 degrees 02 feet 30 inches, what is the longitude of the eastern boundary?

*asked on October 21, 2009* -
## math

A map has the scale 1 inch = 2 miles; what is the ratio scale?

*asked on October 21, 2009* -
## socalogy

Under the circumstances, what do you think the life expectacy rate is onreservations?

*asked on October 18, 2009* -
## Socialogy

Some associate Indian Gaming is financial security for Native Americans.If this is the case, why is poverty experienced by Native Americans ad that experienced by other groups?

*asked on October 13, 2009* -
## just questions

Why is poverty experienced by Native Americans and that experienced by other groups?

*asked on October 13, 2009*

## Pages

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