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February

Questions Asked on February 21, 2014

Complete the Bronsted lowry reactionsHPO42-+H+<--> HPO42-+OH-<-->
1. 7 answers
2. asked by Sharon
3. 16,792 views
Astronomers treat the number of stars in a given volume of space as a Poisson random variable. The density in the Milky Way
1. 5 answers
2. asked by Ashley
3. 5,771 views
For questions 14-15, find the simplified form of each expression.(3/2b^4)^3 (3/5y^4)^-2
1. 7 answers
2. asked by Abby
3. 1,987 views
If a varies jointly as b and c, and if a = 100 when b = 5 and c = 25, find a when b = 12 and c = 60
1. 1 answer
2. asked by Ivan
3. 438 views
The probability that Kate goes to the cinema is 0.2. If Kate does not go Claire goes. If Kate goes to the cinema the probability
1. 2 answers
2. asked by Anonymous
3. 582 views
1. Calculate the pH for each of the following cases in the titration of 25.0 mL of 0.240 M pyridine, C5H5N(aq) with 0.240 M
1. 4 answers
2. asked by Mia
3. 4,210 views
the tail weighed 9 pounds. the hyead weighed as much as the tail plus 1/3 of the body combined, and the body weighed as much as
1. 2 answers
2. asked by handel
3. 590 views
1. Which activity does Louisiana lieutenant governor perform on a day to day basis ?a) appointing committee chairs b) serving as
1. 5 answers
2. asked by victoria
3. 1,211 views
Define variable. Show work3/8 = 7/x+1
1. 1 answer
2. asked by Arica
3. 332 views
An electronic product contains 32 integrated circuits. The probability that any integrated circuit is defective is 0.02, and the
1. 2 answers
2. asked by Ashley
3. 863 views
solve the equation -n+8n=35
1. 1 answer
2. asked by jesse
3. 354 views
Three people weigh on a standard mass of 2.00 g on the same balance. Each person obtains a reading of 7.32 for the mass of the
1. 7 answers
2. asked by Bryan
3. 10,223 views
Tressa's closet is 5 feet long, 4 feet wide, and 7 feet high. What is the volume of Tressa's closet.A. 140 feet B. 140 square
1. 4 answers
2. asked by Crystal
3. 625 views
Solve for variable3/8 = 7/ x+1
1. 1 answer
2. asked by Erin
3. 357 views
Keeping a separate schedule for your studies apart from other activities is:A. a waste of time. B. a good idea. C. too tedious.
1. 1 answer
2. asked by Anonymous
3. 405 views
Hadley's softball team has a phone tree in case a game is cancelled.The coach calls 3 players. Then each of those players calls
1. 5 answers
2. asked by mon
3. 955 views
on monday carlos ran 1/8 of a mile. on wednesday he ran 5/6 of a mile. carlos ran 3/8 of a mile on friday. which day did calos
1. 4 answers
2. asked by Jim
3. 1,198 views
-(6-c)+3(2c-7)=1
1. 4 answers
2. asked by jesse
3. 409 views
lucy has a collection of buttons 2/3 of her buttons are square and 2/8 of her buttons are round. does lucy have more square
1. 5 answers
2. asked by Jim
3. 848 views
Y-2/24 = -5/4
1. 1 answer
2. asked by Leslie
3. 313 views
a 2.5 kg ball moving at 7.50 m/s is caught by a 70.0 kg man while the man is standing on ice. how fast will the man / ball
1. 1 answer
2. asked by Gaby
3. 1,125 views
My daughter is learning about comparison problems. I would like to know how to write one and solve it.
1. 1 answer
2. asked by Duane
3. 381 views
There are two main ways in which molecules are transported into and out of cells - active transport and passive transport. Which
1. 1 answer
2. asked by Anonymous
3. 701 views
The measures of the sides of a triangle are shown as polynomials. The measures are: 2s^3 + 4; 5s; 4s^2 + 1. Write a polynomial
1. 4 answers
2. asked by Anonymous
3. 1,486 views
From 3:00 pm to 3:45 pm the minute hand of a clock turns how many degrees?
1. 3 answers
2. asked by Rosa
3. 1,104 views
Can you please help me factor these expressions?Completely factor the following expressions. Please show work. 4x^2 - 8x - 12 +
1. 4 answers
2. asked by Kathy
3. 1,184 views
How do you find the [OH-] of a 1x10^-3 M solution of NH4Cl?
1. 2 answers
2. asked by Linda
3. 952 views
There are 49 mice in a pet shop.30 mice are white. 27 mice are male. 18 mice have short tails. 8 mice are white and have short
1. 3 answers
2. asked by Anonymous
3. 765 views
Suppose two children push horizontally, but in exactly opposite directions, on a third child in a wagon. The first child exerts
1. 4 answers
2. asked by Steve
3. 7,742 views
For 2 SO2(g) + O2(g) equilibrium reaction arrow 2SO3(g), Kp = 3.0 104 at 700. K. In a 2.00-L vessel the equilibrium mixture
1. 3 answers
2. asked by Zeisha
3. 1,017 views
Use factoring and the zero-product property to solve the following problems:z(z - 1)(z + 3) = 0 x^2 - x - 10 = 2 4a^ - 11a + 6 =
1. 3 answers
2. asked by Kathy
3. 1,101 views
A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.77 nm. It then gives off a photon having a
1. 1 answer
2. asked by Katie
3. 501 views
Solve for the variableX+1/x-2 = 3/6
1. 1 answer
2. asked by Cindy
3. 335 views
a jar contains 26 fluid ounces of spaguetti sauce. How many cups of spaguetti sauce do 4 jars contain?
1. 10 answers
2. asked by angelica
3. 3,446 views
What volume of 1.00 M NaOH would be required to neutralize 77.4 mL of 5.4 M HCl? Round to two places after the decimal point and
1. 3 answers
2. asked by Corso
3. 874 views
I have to read an article called "Survivors" and it's about people in the Holocaust. Then I have to write a 1-2 page essay about
1. 1 answer
2. asked by Emma
3. 489 views
Simplify the ratio18 to 0.6 Is this right 18 ×10 0.6×10 180/6 6/6 30:1
1. 1 answer
2. asked by Gio
3. 370 views
When 3.89 g of a nonelectrolyte solute is dissolved in water to make 835 mL of solution at 26 °C, the solution exerts an
1. 2 answers
2. asked by Bri
3. 690 views
I've been searching for a good 3-way color scheme. Blue, purple, & pink are my usual choice, but I need a new scheme for this.
1. 3 answers
2. asked by Anonymous
3. 593 views
The sum of two numbers is 3. Four times the larger number plus three times the smaller number is 25. Find the numbers.The larger
1. 2 answers
2. asked by Student5
3. 667 views
what is 7y-14x=-28
1. 1 answer
2. asked by kenlie
3. 410 views
(a) The measured pH of a 0.200 M HBr solution at 25°C is 0.806. Calculate the activity coefficient for H .(b) The measured pH
1. 3 answers
2. asked by kdawg
3. 1,541 views
A stairway runs up the edge of thepyramid. From bottom to top the stairway is 92 m long. The stairway makes an angle of 70° to
1. 7 answers
2. asked by anon
3. 3,611 views
A 475 gram box is given a push and it then slides up and back down a ramp with a 35.0° incline. The coefficient of friction is
1. 1 answer
2. asked by harry
3. 848 views
a 16-foot ladder is leaning against a house and is 2 feet away from the foundation of the house. How high up will the ladder
1. 3 answers
2. asked by Abby
3. 523 views
In the United States, the highest incidence of fraternal twin births occurs among Asian-Americans, then African-Americans, then
1. 4 answers
2. asked by Student
3. 673 views
Which of the following must be true about the structures of axons and muscle cells in order for nerve impulses to stimulate
1. 1 answer
2. asked by Anonymous
3. 1,087 views
A triangular traffic island has a base half as long as it's height. The island has an area of 144m^2. Find the base and the
1. 3 answers
2. asked by Pam
3. 901 views
Which of the following is equal to (2x/5-9)+9. Answers are 2x/5, 5x/2, 2x/5-45, (2 x-9)+45
1. 3 answers
2. asked by Molly
3. 1,623 views
The length of one leg of a right triangle is 8ft. The length of the hypothenuse is 2feet longer than the other leg. Find the
1. 2 answers
2. asked by Pam
3. 754 views
Vitamin K is involved in normal blood clotting. When 1.56 g of vitamin K is dissolved in 25.0 g of camphor, the freezing point
1. 3 answers
2. asked by Bri
3. 660 views
An integer greater than -10 and less than -8
1. 1 answer
2. asked by Lizzie
3. 420 views
The equation y-100x=2000 can be used to represent monthly salary of a salary of a salesman ,y when he sells x computer system
1. 3 answers
2. asked by Molly
3. 2,414 views
A basketball team recently scored a total of 95 points on a combination of 2-point field goals, 3-point field goals, and 1-point
1. 3 answers
2. asked by Stuck
3. 856 views
A rifle shoots a 4.1g bullet out of it's barrel. The bullet has a muzzle velocity of 975 m/s just as it leaves the barrel.Assumi
1. 3 answers
2. asked by D
3. 1,280 views
xy'-y=2xlnx
1. 3 answers
2. asked by Anonymous
3. 373 views
The reaction of fluorine with ammonia produces dinitrogen tetra fluoride and hydrogen fluorida.5F2(g)+2NH(g)---> N2F4(g)+6HF(g)
1. 2 answers
2. asked by Lexa
3. 1,058 views
Jill is the leading scorer on her basketball team, with an average of 13.2 points per game. Which BEST describes Jill's scoring
1. 3 answers
2. asked by Cleanna
3. 466 views
Solve the equation|2x+10|>26 answers are x<-36or x>16,, x>-18or x<8, x<-18or x>8,x<-8or x>8
1. 2 answers
2. asked by Molly
3. 923 views
Which verb correctly completes the below sentence?The collection written by several of my favorite authors _____ research in the
1. 10 answers
2. asked by Destiny
3. 1,115 views
A population is normally distributed with mean 30, population SD =10, Sample size 25. What are the mean and variance of the
1. 1 answer
2. asked by Keith
3. 464 views
Growth potential and opportunity for a small cleaning service business
1. 1 answer
2. asked by adrianna
3. 505 views
The unit rate of 7/12 liters in 3/10 kilometers
1. 4 answers
2. asked by april
3. 1,068 views
Aerosol cans contain com- pressed gases that, when released, help propel the contents out of the can. Why is it important to
1. 2 answers
2. asked by Hannah
3. 564 views
What is the percent yield of NaCl if 31.0 g of CuCl2 reacts with excess NaNO3 to produce 21.2 g of NaCl?
1. 3 answers
2. asked by miranda
3. 1,262 views
Why the moon looks different at different times?
1. 4 answers
2. asked by Anonymous
3. 345 views
A computer modem can transmit 1.5 x 10^6 bytes per second. How many bytes can it transmit in 300 seconds? Write your answer in
1. 2 answers
2. asked by Anonymous
3. 620 views
Find the largest pair of consecutive even integers whose sum is less than 85.
1. 4 answers
2. asked by The doctor
3. 722 views
The article is at the bottom for this question:Skim the article “Cruise Control” to find the name of the bumper sticker
1. 3 answers
2. asked by Destiny
3. 519 views
Determine the volume of the three-dimensional figure. When appropriate, round your answer to the nearest hundredth.13ft 15ft 9ft
1. 2 answers
2. asked by Boo
3. 691 views
Right triangle ABC has one leg of length 12 in and a hypotenuse of length 13 inch.A) Determine the length of the other leg B)
1. 2 answers
2. asked by Boo
3. 797 views
Find the length of the side A’B’ for the congruent triangle.C = 28 degrees A = 14 Must show work with answer.
1. 2 answers
2. asked by Boo
3. 850 views
Two spheres are launched horizontally from a 0.8 m high table. Sphere A is launched with an initial speed of 16 m/s. Sphere B is
1. 1 answer
2. asked by Anonymous
3. 506 views
Read the following passage to answer #1 and #2.April 15, Miss Kinnian says I'm learning fast. She read some of the Progress
1. 4 answers
2. asked by Abby
3. 1,758 views
If you observe no changes in gene frequencies in a population over several generations, can you conclude that the population is
1. 1 answer
2. asked by Bob
3. 478 views
Choose the right form of the verb for the sentence below:At the end of the some passages ___________ trapdoors into the
1. 10 answers
2. asked by Sabrina
3. 698 views
(Thank you for all your help on this site)A basketball team recently scored a total of 95 points on a combination of 2-point
1. 1 answer
2. asked by Student
3. 641 views
In a period of 3 h, a man walks 13 km north, turns around and walks 5 km south. Find his average velocity in km/h? Please pay
1. 3 answers
2. asked by w
3. 849 views
Discuss the steps necessary to carry out each activity. Describe briefly what each line looks like in relation to the original
1. 2 answers
2. asked by Patrice Mason
3. 633 views
Simple question I may be over thinking30. Gift Baskets: The Gift Basket Sore had the following premade gift baskets containing
1. 5 answers
2. asked by Anonymous
3. 6,757 views
Each video game at an arcade requires 375 tokens.Tom has 2,000 tokens.He said he can play 6 games.Is he correct.
1. 1 answer
2. asked by brady
3. 472 views
find the domain and inverse for(f)= 2 + 1/(e^(x/3-5)
1. 1 answer
2. asked by hamal
3. 371 views
AgNO3 + NaCl → AgCl + NaNO3 .How many grams of NaCl would be required to react with 446 mL of 0.211 M AgNO3 solution? Answer
1. 5 answers
2. asked by Zoey
3. 3,130 views
the school bands sells carnations on Valentine's day for $2 each. They buy the carnations from a florist for $0.50 each , plus
1. 3 answers
2. asked by Trayanna
3. 885 views
In a fetal pig, what are the 4 lobes of the brain and their functions?
1. 3 answers
2. asked by Alexandra
3. 1,296 views
When blood enters a vein from a venule, the blood pressureA) remains constant because of the heart's pumping action B) increases
1. 3 answers
2. asked by Courtney
3. 2,193 views
1Simplify the quotient (6.4 x 10^9) / (1.6 x 10^-3). Write the answer in scientific notation.My answer: 4 x 10^6? Simplify. 2.
1. 1 answer
2. asked by Anonymous
3. 497 views
The pressure exerted by a certain liquid at a given point varies directly as the depth of the point beneath the surface of the
1. 2 answers
2. asked by Kara
3. 697 views
A person stands on a bathroom scale on a motionless elevator. When the elevator begins to move, the scale briefly reads 200
1. 1 answer
2. asked by Ryan
3. 857 views
At the instant a race began, a 89.1 kg sprinter exerted a force of 710 N on the starting block in the direction 110 degrees
1. 2 answers
2. asked by Rylan
3. 700 views
In a period of 3 h, a man walks 13 km north, turns around and walks 5 km south. Find his average velocity in km/h? Please pay
1. 1 answer
2. asked by w
3. 449 views
A colony of bacteria is growing in a petri dish which has a maximum capacity of 100mg. The mass of bacteria is increasing at a
1. 2 answers
2. asked by Sam
3. 1,210 views
Suppose that r, red, and sc, scarlet, are two recessive eye-color mutations that lie 20 map units apart on the Drosophila X
1. 2 answers
2. asked by Rain
3. 578 views
Create three (3) one-dimensional arrays: Item Number, Quantity-on-hand and Unit Cost for 15 items. Input data into all the
1. 1 answer
2. asked by lidia
3. 660 views
An electric eel can generate a voltage of 600V across its body. The eel does this via a system of up to 6000
1. 4 answers
2. asked by Khizar
3. 491 views
A player is randomly dealt a sequence of 13 cards from a standard 52-card deck. All sequences of 13 cards are equally likely. In
1. 5 answers
2. asked by Art
3. 3,400 views
y"-y'=sin xsolve in undetermined coefficients
1. 4 answers
2. asked by abc
3. 447 views
as a christian, persian king khosrow I forbade zoroastrian teaching throughout his empire true or false
1. 4 answers
2. asked by Anonymous
3. 494 views
I have tried to answer these im just not sure help plz.1. Which word best describes modern life for Japanese teenagers such as
1. 6 answers
2. asked by Jessica
3. 1,143 views
How much heat is released when 28.95g of water is frozen?
1. 4 answers
2. asked by Sam
3. 670 views

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