# rita

Popular questions and responses by rita-
## Language Arts

"Full Fathom Five" by - William Shakespeare Full fathom five thy father lies; Of his bones are coral made; Those are pearls that were his eyes; Nothing of him that doth fade But doth suffer a sea change Into something rich and strange. Sea nymphs hourly

*asked on February 2, 2016* -
## physics

A piece of copper of mass 300 g at a temperature of 950 degree Celsius is quickly transferred to a vessel of negligible thermal containing 250 g of water at 25 degree Celsius. If the final temperature of the mixture is 100 degree Celsius calculate the mass

*asked on May 12, 2018* -
## Language Arts

“Train Tune” by - Louise Bogan Back through clouds Back through clearing Back through distance Back through silence Back through groves Back through garlands Back by rivers Back below mountains Back through lightning Back through cities Back through

*asked on February 3, 2016* -
## Language Arts

"Full Fathom Five" by - William Shakespeare Full fathom five thy father lies; Of his bones are coral made; Those are pearls that were his eyes; Nothing of him that doth fade But doth suffer a sea change Into something rich and strange. Sea nymphs hourly

*asked on February 3, 2016* -
## physics

Describe an experiment to determine the boiling point of a small quantity of a liquid

*asked on May 12, 2018* -
## Chemistry

A solution of NH3 in water has a pH of 11.17. Calculate it's molarity

*asked on October 18, 2015* -
## statistics

A sample of n = 7 scores has a mean of M = 5. After one new score is added to the sample, the new mean is found to be M = 6. What is the value of the new score? (Hint: Compare the values for ƩX before and after the score was added.

*asked on June 9, 2013* -
## Math

A swimming pool was filled with 600 gallons of water in 20 minutes. What was the rate at which the pool was filled A.25 gallons per minute B.30 gallons per minute *** C.50 gallons per minute D.150 gallons per minute A swimming pool was filled with 600

*asked on January 27, 2016* -
## Probability and Statisics

Suppose that 20% of the adult women in the United States dye or highlight their hair. We would like to know the probability that a SRS of size 200 would come within plus or minus 3 percentage points of this true value. In other words, find probability that

*asked on June 20, 2016* -
## maths

rita had 5/6 of cake.she ate 2/3 of it .what part of the cake did she eat?

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

What volume of ethylene glycol (C2H6O2), a nonelectrolyte, must be added to 20.0 L of water to produce an antifreeze solution with a freezing point of -28.0°C? (The density of ethylene glycol is 1.11 g/cm3, and the density of water is 1.00 g/cm3.) .....L

*asked on November 30, 2008* -
## Physics

a tank of helium gas used to inflate toy baloons is a pressure of 15.5 x 10 Pa and a temp of 293 k. The tank's volume is 0.020 m. How are a baloon would it fill at 1.00 atmosphere and 323 k

*asked on April 25, 2010* -
## math

Mrs. Rossi wrote the following clues for a mystery number. It is a 4-digit number. The tens are double the ones. The thousands are double the tens. The sum of the digits is 19.

*asked on February 22, 2011* -
## statistics

14) A population of N = 20 scores has a mean of µ = 15. One score in the population is changed from X = 8 to X =28. What is the value for the new population mean?

*asked on June 8, 2013* -
## physics

an anti aircraft shell is fired vertically upward with a muzzle velocity of 200 m/sec. Compute theinstantaneous velocities at the ends of 30 & 50 seconds.

*asked on October 8, 2010* -
## Maths

An aircraft is timetabled to travel from A to B. Due to bad weather it flies from A to C then from C to B. Where AC and CB make angles of 27 and 66 degrees respectively with AB. If AC =220km find AB

*asked on June 15, 2019* -
## physics

Explain why ice is formed on the aluminium lumps and not on the walls of the beaker

*asked on May 13, 2018* -
## Math

A borrower received a 30-year ARM mortgage loan for $200,000. Rate caps are 3/2/6 (initial adjustment cap/periodic interest rate cap/lifetime interest rate cap). The start rate is 3.50% and the loan adjusts every 12 months for the life of the mortgage. The

*asked on August 14, 2019* -
## Chemistry

Neutron diffraction is used in determining the structures of molecules. (a) Calculate the de Broglie wavelength of a neutron moving at 9.00% of the speed of light. __ m (b) Calculate the velocity of a neutron with a wavelength of 65 pm (1 pm = 10-12 m).

*asked on October 21, 2008* -
## physics

Pls help pls help me solve. Dry steam at 100 degree Celsius is bubbled into 500 g of water originally at 20 degree Celsius. What will be the temperature of the water after 30 g of steam has condensed? ( specific heat capacity of water =4200,specific latent

*asked on May 12, 2018* -
## early childhood education

PENN FOSTER exam 405559RR ANSWERS TO COMPARE MY ANSWERS TOO

*asked on August 5, 2014* -
## trig

The angle relative to the horizontal from the top of a tree to a point 12 feet from its base(on flat ground) is 30*. Find the height of the tree.

*asked on September 30, 2015* -
## physics

Pls help me. Explain the following a. When methylated spirit is poured on the skin, it has cooling effect, b. A piece of ice at 0 degree Celsius cools a drink more effectively than the same mass of cold water at 0 degree Celsius, c Ice floats on water, d.

*asked on May 12, 2018* -
## maths

michael has 10 pairs of black socks,8 pairs of white socks&7 pairs of green socks everything is mixed in a drawer. as there is no light he is not able to identify the colour of the socks . how many of the socks will he have to take to match 1 pair

*asked on June 12, 2013* -
## Vector Algebra

Find the direction angles of the vector given below. Then write each vector in the form v = ||v||[(cos A) i + (cos B) i + (cos Y) k ]. v = -6i + 12j + 4k

*asked on February 22, 2008* -
## Math

The graph below shows the sales of a popular song each week it was in a Top 40 song chart. which statement most accurately describes the slope of the graph A. The sales increased by 1 hundred thousand every 2 weeks. B. The sales decreased by 1 hundred

*asked on January 27, 2016* -
## physics

Explain why food can be cooked more rapidly by boiling it in salt water than by boiling it in pure water

*asked on May 13, 2018* -
## physics

An airplane taxis onto the runway going at 10 m/s.if it can accelerate at 3.0 m/s square and its take-off speed is 90 m/s, what length of runway will it need?

*asked on November 25, 2012* -
## Math 2nd grade

It is greater than 7 tens and less than 8 tens. the number has 4 ones. write the number word

*asked on October 6, 2010* -
## physics

What mass of ice at -14 degree Celsius will be needed to cool 200 cm of an orange drink from 25 degree Celsius to 10 degree? (specific latent heat of fusion of ice=336000,specific heat capacity of ice=2100 specific heat capacity of water=4200

*asked on May 12, 2018* -
## algebra

The atmospheric pressure P in pounds per square inch (psi) is given by P = 14.7 e−0.21 a where a is the altitude above sea level (in miles). If a city has an atmospheric pressure of 12.31 psi, what is its altitude? (Recall that 1 mi = 5,280 ft. Round

*asked on February 9, 2015* -
## Physics

A baseball whose mass is 0.25kg is struck by a bat. just before impact, the ball is traveling horizontally ay 40m/s to the left and it leaves the bat at an angle of 30 degrees above the horizontal with a speed of 60m/s. if the ball and bat were in contact

*asked on November 26, 2012* -
## statistics

Four percent of DVD players manufactured by an electronics company are defective. Suppose six DVD players are randomly selected from the production line. Each DVD player is determined to be defective or non-defective. a. What is the probability that none

*asked on April 24, 2016* -
## Chemistry

Prepare 250ml of 0.2M phosphate buffer of pH 6.4.starting from Na2HPO4,NaH2PO4,0.129N NaOH solution.

*asked on July 10, 2015* -
## physics

Explain the statement: the saturation vapour pressure of water at 60 degree Celsius is 149.4 mm of Mercury. Thanks

*asked on May 13, 2018* -
## Math

Which expression are equivalent to 5+4.2-(-3)? 5+(-4.2)-3 5-(-4.2)+3 5-4.2-3 5+(-4.2)-3

*asked on February 14, 2018* -
## Physics

A siren emits a sound of frequency 1200 kHz. With which frequency is it received by a car moving at a speed of 20 m/s. a) Away from the siren? b) Towards the siren?

*asked on November 25, 2016* -
## medical

What are positive and negative ramifications of discounted fee-of-service arrangements

*asked on May 12, 2010* -
## maths

a and b are positive numbers that satisfy the equation 1/a−1b=1/a+b. Determine the value of a^6/b^6+b^6/a^6.

*asked on March 22, 2013* -
## math

A. In 1 year Kristen will be four times as old as Danielle. Ten years from then Kristen will only be twice as old as Danielle. How old is Kristen now? B. The greater of two integers is 4 times the lesser. Of the lesser integer is increased by 12, the

*asked on July 14, 2013* -
## English

What are the reasons why boys should not help at the kitchen?

*asked on February 5, 2016* -
## physics

An airplane taxis onto the runway going at 10 m/s.if it can accelerate at 3.0 m/s square and its take-off speed is 90 m/s, what length of runway will it need?

*asked on November 25, 2012* -
## physics

How would you determine the value of the specific latent heat of steam in the laboratory? What precautions are necessary to obtain an accurate results

*asked on May 13, 2018* -
## English

Revise the following sentences to create parallel constructions. (Question) Some students hate math; some students dislike math, and math is liked by other students. (my answer) Some students hate math, some dislike math, and some like math. every way I

*asked on June 30, 2010* -
## algebra

Help me solve (-9,8) and perpendicular to the line whose equation is y=5/6x+7/6

*asked on June 27, 2019* -
## math (need help badly)

the vertices of triangle DEF are D(5,12)and E(2,7) and F(8,4) Triangle DEF undergoes an enlargement with the centre ,O, and scale factors k.Its image is D`E`F` where D(5,12)arrow D`(7.5,18) a)How do i detremine the value of k

*asked on May 23, 2008* -
## math

Suppose that 28 crayons, of which four are red, are divided random among Jack, Marty, Sharon, and Martha (seven each). If Sharon has exactly one red crayon, what is the probability that Marty has the remaining 3?

*asked on February 7, 2011* -
## Chemistry

For a molecule of fluorous acid, the atoms are arranged as HOFO. What is the formal charge on each of the atoms? Enter the formal charges in the same order as the atoms are listed. (I searched everything online to find the shape of HOFO but could not find

*asked on December 5, 2010* -
## physics

Describe an experiment to determine the saturation vapour pressure of water in the temperature range 25 degree Celsius to 70 degree Celsius. Sketch the curve you would expect to obtain

*asked on May 13, 2018* -
## Engineering

A receiver requires 10 mW as input power. If all the system losses add up to 50 db, then how much power is required from all the source ?

*asked on September 1, 2008* -
## physics

What is meant by the statement that the specific latent heat of steam is 2260000jkg

*asked on May 13, 2018* -
## statistics

Suppose that the scores on a reading ability test are normally distributed with a mean of and a standard deviation of . What proportion of individuals score more than points on this test

*asked on September 20, 2014* -
## Civic education

What are the positive and negative effect of limitation of human right

*asked on January 15, 2020* -
## english

I need help with my one paragraph (8 to 12 sentences in length) assignment. My biggest problem I believe is my topic sentence (which must be the first sentence of the paragraph). Also I need help with transitioning between one of my sentences. The

*asked on February 28, 2012* -
## Calc

How much money will we have in 6 months if we invest $1000 into an account earning 8% compounded continuously? How long will it take the $1000 to double? What is the effective rate for 8% compounded continuously that would produce the same accumulated

*asked on July 15, 2012* -
## early childhood education

exam 405559RR ANSWERS TO COMPARE MY ANSWERS TOO

*asked on August 5, 2014* -
## math

Some households were questioned about the numebr of can openers they possessed. The results are indicated in the frequency table shown below: # of openers; 0,1,2,3,4 and frequency;1,8,11,7,1 a. does this dtat appear to be skewed? explain b. How many

*asked on April 6, 2011* -
## english

First you get to read something on the Internet or in your favorite magazine, and then write a summary of it. Choose any subject of interest to you personally (stamps, bees, security alarms, global warming, sports, etc.) and read about it (or listen to a

*asked on March 2, 2011* -
## critical thinking

3. Definitions sometimes involve both denotative and connotative meanings. For example, the word talk might be defined with this denotative definition: “the verbal exchange of communication.” The associated meanings, or connotations, of talk might be

*asked on March 4, 2011* -
## Engineering

Two 1 km fibers are spliced together. Each fiber has a 5 db loss and the splice adds the 1 db of loss. If the power entering is 2mW, then how much power is delivered to the end of this combined transmission line ?

*asked on September 1, 2008* -
## Math

The sum of the digits of a two-digit number is 14. The number formed by reversing the digits is 36 more than the original number. What is the original number?

*asked on November 13, 2015* -
## Business Math

Compute the simple interest. Assume 1 month to be of a year. Round your answer to the nearest cent. Principal Rate Time Interest $1,025 4.5% 16 months

*asked on April 14, 2014* -
## Math

The area of Egypt is about 386,700 square miles. The area of Wyoming is about 97, 818 square miles. How many times larger is Egypt than Wyoming? Do I multiply, divide or add?

*asked on October 9, 2012* -
## physics

Pls help me God will bless you all. A piece of copper ball of mass 20 g at 200 degree Celsius is placed in a 50 g of water at 30 degree Celsius, ignoring heat losses, calculate the final steady temperature of the mixture. Specific heat capacity of

*asked on May 12, 2018* -
## maths

Let P=(p1,p2,…,p7) be a permutation of the integers 1,2,…7. For how many permutations P are all seven sums S1=p1,S2=p1+p2,…,S7=p1+p2+⋯+p7 not multiples of 3? Details and assumptions A permutation is a rearrangement of the entire set of objects.

*asked on March 22, 2013* -
## Physics

A platform rotates at an angular speed of 2.2 rad/s. A block rests on the platform a distance of 0.3m from the axis. Static friction coeffient= 0.5. Without any external torque acting on the system, the block is moved towards the axis. Ignore the moment of

*asked on April 28, 2010* -
## Literature quick question

Can someone help me or give me a link to where I can find chapter summaries, or book notes for the story You Don't Know Me by David Klass. Thanks

*asked on June 6, 2009* -
## english

an interjection is always

*asked on February 20, 2013* -
## english

from book geroge owell shooting an elephant since orwell quandary is largely his own fault, he is confessing his weakness. how does he enlist the readers sympathy?

*asked on February 13, 2011* -
## Math

From a base elevation of 7000 ft, a mountain peak in colorado rises to a summit elevation of 14507 ft over a horizontal distance of 15842 ft. find the grade of the peak.

*asked on March 14, 2010* -
## BIOLOGY

The 1918 Influenza Epidemic was the worse one on record. People infected early in the epidemic had a mild flu, while those later infected had a much more severe form of the disease. What is the explanation for this observation and what laboratory studies

*asked on February 24, 2010* -
## chem

A solution prepared by dissolving 20.2 mL of CH3OH in 100mL of water @ 25 celcius. The final volume of the solution is 118 mL. Calculate the % by mass. density CH3OH[0.782g/mL], H20[1g/mL] @ room temp.

*asked on July 22, 2011* -
## geography

What is glacier

*asked on May 13, 2018* -
## ap chem

an unknown gaseous hydrocarbon reacts with oxygen to form CO2 and H2O, DETERMINE HEAT OF FORMATION FOR THE HYDROCARBON. the density of the mixture of CO2 and H2O at 1 atm and 200 degree celsius is 0.751g /L and heat of reaction is equal to -2044.5 KJ /MOL

*asked on October 11, 2014* -
## foreign language

Hi there! I know two languages so far English and Russian. (I know the Russian language as well as I know English.) So, I was wondering about a third language to take at the college. I want to take a European language, but I cannot decide. Among my top

*asked on February 24, 2011* -
## math

IAm greater then 4tens and less than tens i have 9 ones what number am i?

*asked on October 11, 2010* -
## english

create a table lays out day by day plan to use a job aid for your employment search,spanning 3 weeks.

*asked on August 1, 2008* -
## American History

Why didn't the Dawes Severalty Act succeed/work?

*asked on February 21, 2008* -
## math

29% of ____ is 26.1

*asked on November 4, 2019* -
## Math

Find the least common denominator for the following fractions: 3/4, 19/20, 1/6, 3/5, 8/15

*asked on October 27, 2013* -
## math

Define a variable and write an inequality for each of the following. A. When 3 times a number is decreased by 8, the result is at least 2 times the number. B. Ignatz, the Airedale, and Angus, the Scottie, collect bones. Ignatz has 5 more than Angus. They

*asked on July 15, 2013* -
## eng

What is the pronoun in this sentence: Me Smith gave it one more try before giving up on the mower How does the noun function and what is the pronoun class?

*asked on March 1, 2012* -
## AP Chemistry

write the keq expression for the following reaction and determine the value of the Keq at 25degree celcius: MnO2(s)+4H+(aq)Mn2+(aq)+2H2O(l)+Cl2(g)

*asked on April 24, 2011* -
## english

In the message portion of your Discussion post, start by writing one general sentence about a topic After your one general sentence, write three or four sentences that add specifics to your description

*asked on March 2, 2011* -
## chemistry

write the reaction for the neutralization of nitric acid with calcium hydroxide.

*asked on November 23, 2009* -
## Literature question

I've recently read the book You Don't Know Me by David Klass. But in the book it never said the setting (what state is this taking place in). If you recently read the book could you please tell me the setting.

*asked on June 8, 2009* -
## Behavioral Science

Explain the communication process of neurons in the brain. List some common neurotransmitters and describe their effects on behavior.

*asked on June 22, 2008* -
## financial mathematics

Qn 1. The easy loan company has a finance charge of 0.089% per day on out standing balances.What is the effective rate? Qn 2. Seven days after Jay's company borrowed R10,000,000 interest to the amount of R37,876,71 had to be paid. The simple interest rate

*asked on March 1, 2007* -
## physics

What are the differences between evaporation and boiling

*asked on May 12, 2018* -
## Math

If it is 750 calories per hour how many hours would a person have to jump rope in order to lose 1 lb ?

*asked on December 11, 2016* -
## math

The sale force of a business consist of 10 men and 10 women A production unit of 6 people is set up at random what is the probability that it will consist of 4 men and 2 women

*asked on July 3, 2014* -
## math

Two of the sides of a right angled triangle are 5m nd 12m.find the length of the third side(there are two possible answers)

*asked on January 6, 2014* -
## sociology

using feminism, show how Facebook has made an impact on today's technologically-advanced society.

*asked on July 11, 2013* -
## Physics

How much work must be done on a 500-kg car to accelerate it from 29-km/hr to 112-km/hr?

*asked on March 6, 2013* -
## math

find the coordinates of the point where the tangent to the curve y=x^3 +x +2 at the point (1,4) meets the curve again. [ans:-2,-8] pls help me i don't understand the question....

*asked on July 22, 2011* -
## environment

i need to write a letter to the environmental defense fund about an environmental issue..... any ideas on what i can write about? i was thinking about writing about how there needs to limits on how much Co2 can enter the environment....but it seems kinda

*asked on October 24, 2008* -
## Econimics

A coal producer has the following total cost: TC=$187,500+$5Q+$0.0003Q2, where Q is tons of coal produced per month. Calculate the firm’s maximum profit if coal price is stable at $20/ton. (7 points)

*asked on August 25, 2008* -
## financial mathematics

jeromeborrowed an amount of money on 16th june 1999. he has to pay Ri7500 back on 25th feb 2000. what was the amount borrowed if simple interest of 26% is chargedd? qn 2. For 20yrs sidney deposited R200 every month into an account. this account earned 15%

*asked on March 1, 2007* -
## physics

Calculate the angular velocity of a swinging pendulum whose length is 125cm

*asked on January 14, 2018* -
## Science

When is the end of the world

*asked on November 14, 2016*

## Pages

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