Wednesday

September 28, 2016
Number of results: 25,370

**math**

into a rectangle could make two, two could do four in 3 would be 6 and so on. The question is: Describe how to find each "next nunber" of rectangles, without drawing the figure:

*February 23, 2011 by Micaela*

**Math**

into a rectangle could make two, two could do four in 3 would be 6 and so on. The question is: Describe how to find each "next number" of rectangles, without drawing the figure:

*February 23, 2011 by Micaela*

**Chemistry**

Can someone please explain me how to do this problem? A 25mL solution of 0.5 M NaOH is titrated until neutralization into a 50mL sample of HCl. What was the concentration of the HCl?

*February 24, 2011 by Abigail*

**math**

a 59 centimeter piece of rope is cut into two pieces. If one piece is x centimeters long, express the other length as an algebraic expression in x.

*February 25, 2011 by billy*

**Physics**

Two metal spheres having charges of +4.0 x 10^-6 coulomb and +2.0 x 10^-5 coulomb, respectively, are brought into contact and then separated. After separation, the charge on each sphere is...

*March 20, 2011 by Dom*

**Earth Science**

As a star ages, its internal composition changes as nuclear reactions in the star's core convert one element into another. True or false?

*March 25, 2011 by Christina*

**Geometry **

The legs of a right triangle are 5cm and 12 cm long. Find the lengths, to the nearest tenth, of the segments into which the bisector of the right angle divides the hypotenuse.

*April 5, 2011 by Billy*

**algebra**

p(x)=x^3+2x^2-3x+20 one of this functions zeros is -4 When using synthetic division to find all the zeros of a polynomial function, would you plug in 4 or -4 into the actual equation?

*April 7, 2011 by Sarah*

**Psychology **

Is it easier for young women or older women to 'weather' a divorce. I've looked all through my book and cannot find any into pertaining to this question. Please help.

*April 15, 2011 by Shambrey*

**chemistry**

chlorine is a non-metal, predict what will happen if you lower some burning sodium into a gas jar of chlorine. will there be a reaction? what product will be formed?

*April 18, 2011 by Anonymous*

**math**

Ann deposited $4000 into an account with 5.2 interest, compounded quarterly. Assuming that no withdrawals are made, how much will she have in the account after 3 years?

*May 15, 2011 by Anonymous*

**Physics **

A bullet with mass 4.91 g is fired horizontally into a 1.981-kg block attached to a horizontal spring. The spring has a constant 6.25 102 N/m and reaches a maximum compression of 6.38 cm.

*June 1, 2011 by sarah*

**physics**

If a speeding car slams into a brick wall and comes to rest, how will the impulse that acts on it compare with gradually slowing down and coming to rest?

*September 5, 2011 by Allison*

**math**

sharon is dividing her green and blue marbles into bags. Each bag will contain the same number of eachcolor of rock. How many rocks of each color will be in each bag?

*September 7, 2011 by tracie*

**math**

a piece of fabric is cut into 12 equal lengths with 3 inches left over. Define a variable, and write an expression for the length or the original piece.

*September 29, 2011 by pedro*

**physics**

If the girl from #1 runs off of the jungle gym into her dad's arms, which are 1m above the ground, how fast is she moving just before she's caught by her dad?

*November 14, 2011 by Anonymous*

**Science**

A ball bounces up 28 centimeters after being dropped from a height of 2 meters. What percent of the potential energy is converted into kinetic energy on the bounce?

*December 1, 2011 by Jada*

**math**

If you have a savings of $2235 and deposit the amount into an account that pays 2% annual interest, compounded monthly, what is the balance in the account after 4 years?

*December 16, 2011 by Vanessa*

**Networking**

I wanted to know if the MAC address is needed to be changed and does the ip address need to change if I move my computer from my home and into my office at work which are not on the same network?

*March 9, 2012 by James*

**physics**

A pebble drops straight down into a tub of water, setting off ____________________ waves that travel at the boundary between the water and air.

*April 10, 2012 by Raeme*

**chemistry/check please**

923.85 grams of gaseous ammonia condenses into liquid.How much energy was released? answer: 1268.28852 = 1268 kj

*April 18, 2012 by joseph*

**Chem**

In carbon monoxide poisoning the hemoglobin is incapable of transporting oxygen to the tissues. How does oxygen get delivered to the cells when the patient is put into a hyperbaric chamber?

*October 11, 2012 by Stacy*

**precalculus **

When asked to sketch the graph of g(x)= -e^(x+1) +1, how do I turn this equation into exponential form? Or can I? I always get confused on what to do especially when I need to the x part of the equation out of the exponent.

*November 21, 2012 by marcus *

**People**

who is a famous person who didnt go to college or didnt graduate high school and is in bad shape because of it. (aka is poor or cant get a job or turned into a criminal etc)

*December 12, 2012 by Samantha*

**english**

Combine the following sentences by changing the italicized group of words into a gerund or gerund phrase.I lost my wallet. This caused me great inconvenience.

*December 16, 2012 by Dontea*

**math**

Describe the sequence and types of transformations required to transform the graph of y=x^3 into the graph of y=2f{-2(x-1)}+4. Give the equation of the new transformed function with detailed explanation.

*January 25, 2013 by Anonymous*

**chemistry**

Write a balanced chemical equation for the reaction that occurs when barium carbonate decomposes into barium oxide and carbon dioxide gas when heated.

*January 25, 2013 by Anonymous*

**math **

Describe the sequence and types of transformations required to transform the graph of y=x^3 into the graph of y=2f{-2(x-1)}+4. Give the equation of new transformed function with detailed explanation.

*February 2, 2013 by Anonymous*

**Science**

A 1000-MWe plant uses coal with 3% sulfur content. How many tons of SO2 will be emitted into the air during the operation of the plant for a day?

*February 13, 2013 by Crobar*

**U.S/history AP**

-----------the act of bringing land into U.S.through agreemrnt of a majority of congress.Texas and hawai joined the U.S.in this manner. my answer:texas annexation-1845

*April 12, 2013 by joy*

**Math**

Heather deposits $3000 into an account that pays simple interest at a rate of 2% per year. How much interest will she be paid in the first 3 years?

*April 21, 2013 by Tiera*

**chemistry**

A sample of copper metal containing 7.738*10^24 atoms is drawn into a cylindrical wire with radius r = 0.625 mm . How long must the wire be in meters?

*April 24, 2013 by joe*

**Physics! please help me!**

A 0.98 N bird descends onto a branch that bends and goes into SHM with a period of 0.46 s. Determine the effective elastic force constant of the branch.

*April 24, 2013 by Chelsea*

**literacy**

which of the following ways of incorporating an idea from a journal article into your research paper is considered best for expressing that entire idea in your own words

*April 28, 2013 by Anonymous*

**7th grade math**

How does functions in math relate to what you put into it is what you get out of it? Can you explain for me? i'm thinking it doesn't really? one example if you can like in sports or goverment? Don't know.

*May 14, 2013 by Tina*

**Calc**

The interval [0,4] is partitioned into n equal subintervals, and a number x_i is arbitrarily chosen in the i^th subinterval for each i. Then.... lim_(n → ∞) ∑_(i = 1 → n)[2x_i+8)/n]=???

*June 20, 2013 by Anon.*

**Calculus**

The interval [0,4] is partitioned into n equal subintervals, and a number x_i is arbitrarily chosen in the i^th subinterval for each i. Then.... lim_(n → ∞) ∑_(i = 1 → n)[2x_i+8)/n]=???

*June 20, 2013 by Anon.*

**Math**

Mr.Kelvin wants to arrange 17 tiles into equal rows and columns,but he continues to have an extra tile no matter how he arranges them.Why is Mr.Kelvin having this problem?

*August 12, 2013 by Anonymous*

**English**

Write the simple predicate of each sentence. 1. Most people find cockroaches troublesome. 2. These household pests get into everything. 3. The history of these pests may surprise you.

*September 18, 2013 by Anonymous*

**Math**

Scott deposits $400 into an account that pays simple interest at a rate of 6% per year. How much interest will he be paid in the first 2 years?

*January 30, 2014 by Casi Danielle'*

**phy**

Boy throws a penny into a wishing well at a velocity of 2 m/s and at an angle of 45 degrees below horizontal. If the penny takes 1.3 seconds to hit the water, how deep is the well?

*March 5, 2014 by Anonymous*

**Music**

So, I have to split a song into its form, like ABAA, ABBA, and so on. I need help with doing that to the song "Wake Me Up" by Avicii. I get confused whenever I try to. Please help me?

*April 24, 2014 by Anonymous*

**science-physics**

a ray of light traveling from the air into crown glass strikes the surface at an angle of 30 degrees. what will the angle of refraction be? please help me!! don't ignore this !

*April 24, 2014 by sunny*

**Physics**

A 24.0-V battery is connected to a 4.70-µF capacitor. How much energy (in J) is stored in the capacitor? I'm guessing this is really easy but my professor sent us into the homework blind...again...

*July 6, 2014 by Harlay*

**Math**

Suppose that a pizza must fit into a box with a base 12"X 12" square. Use the quadratic function A= (pi)(r^2) to find the area of a pizza in term of its radius

*July 12, 2014 by Jonel*

**RE: ALGEBRA**

Given 25x^2 - 10x = 0, which values of x will satisfy the equation? (Hint: Factor the polynomial into two terms, and find the values of x that will make each term 0.) A. x = 0 and x = 5/2 B. x = 0 and x = 2/5 C. x = 0 and x = 2 D. x = 0 and x = 5

*July 12, 2014 by Emma*

**math **

We did this qs in class so we change the equation into the vertex form Here is the solution. Y=3x^2+30x+41 y=3(x^2+10x)+41 Y=(x^2+10x+25-25)+41 Y=3(x+5)^2-34 I understand everything expected I don't know how we get -34, can you explain please?

*September 21, 2014 by Ayane*

**Microbiology**

If you are formulating a new chemical disinfectant for bacterial control in the home, note two factors that you would take into consideration when designing this disinfectant. a. b.

*September 26, 2014 by Rose*

**calc**

Air is being pumped into a spherical balloon so that its volume increases at a rate of 100 {cm}^3}. How fast is the surface area of the balloon increasing when its radius is 16{cm}?

*October 29, 2014 by john smit*

**Chemistry**

Sort these species into isoelectronic groups. It doesn't matter which group goes in which box, so long as the correct species are grouped. Ne Mg2+ S2- Ti4+ K+ He Li+ Be2+ N3-

*November 6, 2014 by Brianna*

**physics**

a 7 kg ball is thrown into the air from ground level with an initial velocity of 24m/s. Determine the ball's maximum height. Use conservation of energy. help!!!

*November 16, 2014 by Isabelle*

**Science PLEASE HELP**

How does Exothermic and Endothermic reactions affect the rate of a reaction? Please help. I need something that will be easy for me to understand and adopt into my own words. Thank You :)

*November 23, 2014 by Anonymous*

**Science**

Oxygen moving from the bloodstream into a cell down a concentration gradient is a form of A: osmosis B: endocytosis C: Active transport D: passive transport Is the answer D?

*January 21, 2015 by Anonymous*

**Science**

A mineral breaks into flat sheets when struck with a rock hammer. Which property of a mineral is being measured? A. hardness B. cleavage** C. streak D. color

*January 29, 2015 by Anonymous*

**physics**

boy throws a penny into an empty well with an initial velocity of –2 m/s. He hears it hit the bottom 8 seconds later. About how far did the penny fall?

*January 29, 2015 by Anonymous*

**English (Novel)**

In chapter 18 of The True Confessions of Charlotte Doyle, how is the crew beguiled (tricked) into believing Captain Jaggery's testimony over Charlotte's?

*March 10, 2015 by Nicole*

**math**

kurt cut pizzas into wedges measuring 40 degrees if each person eats one slice of pizza how many could he feed with two whole pizzas

*March 18, 2015 by mya*

**Math**

Find the co-ordinates where f(x)intersects f'(x). f(x)= ln(x+3) f'(x)= -3+e^x I rewrote f(x) so that it looks like: e^y=x+3 then I inserted f'(x): y=-3+e^x into f(x) and after a bit of working I got x=-10.6 which is not possible because ln of something negative is not possible.

*March 26, 2015 by Tibor*

**science**

if 1g of carbon dioxide is bubbled into 100g of a calcium hydroxide solution in a flask. what is the total mass of substance in the flask after the reaction is complete?

*April 18, 2015 by jasmine*

**chemistry**

A 0.239 mol sample of PCl5(g) is injected into an empty 2.85 L reaction vessel held at 250 °C. Calculate the concentrations of PCl5(g) and PCl3(g) at equilibrium.

*May 3, 2015 by layla*

**chemestry**

H3PO4 is a tribasic acid and one of its salt is NaH2PO4.what volume of 1M NaOH solution should be added to 12g of NaH2PO4 to convert it into Na3PO4?

*June 3, 2015 by alok*

**statistics**

Jesse put the heartbeat and lifespan data into a statistical software program and found the coefficient of determination to be 64%. The value of the correlation coefficient is __________.

*June 24, 2015 by cat*

**Chemistry**

three liquids have densities of 1.15g/m, 0.79g/ml, and 0.95 g/ml. When the liquids, which do not mix, are poured into a graduated cylinder, the liquid at the top is the one with a density, in g/ml, of ?

*September 29, 2015 by Lara*

**Math**

A block of cheese has a mass of kG it is cut into smaller pieces each weighING 2.5 KI log rams .how much will a shopkeeper collect if he sells each piece of cheese for $12.00

*October 1, 2015 by Emily*

**Math🤓**

Stanley ordered a pizza that was cut into eight pieces. If he ate 3/7 of the pizza, how much was left? So far the only thing I can think of is multiplying 3/7 by 8

*October 24, 2015 by Leena*

**Pre calc**

Bo has $800 that he wants to turn into $1100 in 5 years. If interest is compounded daily, calculate the interest rate he would need to make this happen.

*November 12, 2015 by Mike*

**Chemistry**

Kc = 28 at some temperature for the reaction H2(g) + I2(g) ⇀↽ 2 HI(g). If 16.7 moles of HI are introduced into a 10.0 liter vessel, how many moles of I2 are present at equilibrium? Answer in units of mol.

*February 2, 2016 by Katie*

**math**

I feel dumb for not knowing how to do this, but how would these numbers be converted into cents? $.003253 per kWh. $0.00825 decrease per kilowatt hour

*May 13, 2016 by Tessa*

**science**

Assume that some sugar was put into some rice by mistake. Design an experiment to separate the mixture. I'm not sure what I should do, can someone help me out?

*May 22, 2016 by truce*

**Algebra 2**

Is there a way you can input iterations and functions into a Ti-84 graphing calculator because I have some iterations to complete but I'm not exactly sure if its correct and i want to check my work.

*July 16, 2016 by Kole*

**math**

An account offers an APR of 6% compounded monthly. How much must you deposit today into this account in order to have $10,000 in five years.

*August 29, 2016 by Vivan*

**physics**

a 5kg bomb exploded into two fragments. if one fragment with 3kg moves in a direction with 5m/s then what is the velocity of the send fragment of mass 2kg?

*September 12, 2016 by Lakshmanarayana*

**science,physics**

a 5kg bomb exploded into two fragments .If one fragment with 3 kg moves in a direction with 5m/s then what is the velocity of the second fragment of mass 2kg

*September 13, 2016 by jhon*

**Math**

I need help with decimal Bedmas, I find that when I use a calculator and split up the equation into the proper sections the awnser sometimes out wrong. I don't know what im doing wrong. eg. 2.3 (4.5-9.6)+3.1= (4.5-9.6)= -5.1. 2.3x-5.1=-11.73+3.1=-8.63.

*September 22, 2016 by J. A.*

**College Chemistry-Please**

*Only need input not doing it for me. PLEASE QUESTION: Some hydrocarbon fuels have sulfur present and contribute to air pollution. When this solid sulfur is burned in the presence of oxygen, the noxious, toxic gas sulfur dioxide results. If there is .50 grams of sulfur and 1....

*December 4, 2010 by Sue*

**College - Web Design **

Need help with coding please. I have the original coding in which I was working with. Please help! Expand the basic homepage from Week Two to a site which includes at least three Web pages. Incorporate the following into your expanded website: o Apply Cascading Style Sheets (...

*June 9, 2010 by Miaka*

**Solubility/English**

Ok so I have this procedure to rewrite in past tense passive voice please help me out here I have alot ofthings to do with this lab...your help isgreatly appreciated. Thankyou! 1) Set up a hot-water both by placing th 250/400mL beaker, about two-thirds full of water, on the ...

*February 17, 2013 by Lori*

**Physics**

An object is shot at 20m/s at an angle theta. The object lands 24m away. What is the angle? Can you check if I am doing this right? I had v(initial) = 20 m/s g = 9.8 m/s^2 x = 24m 1st I solved for time: x = v(initial) t x = v(initial) cos(theta) t 24 = 20 cos(theta) t 24 / [20...

*September 22, 2009 by Dreskillz89*

**Reading**

Read each sentence. On the lines provided,write simple if it has one independent clause. Write compound if it has two or more independent clauses. Write compound if it has two or more independent clauses. 1. I wanted to go to the concert,but my parents wouldn't let me. 2. Mrs....

*September 22, 2014 by Camille*

**English**

My teacher wants me to proofread and make corrections on the following. Can you help me. I will send over the question and then below is what I have revised will you check it for me? The following paragraph contains five errors in grammar, punctuation, mechanics, or usage. ...

*February 3, 2010 by Robin*

**Math**

What do we call the numbers that cannot be arranged into 2-row arrays? Odd numbers or numbers without a multiple of 2 in them.

*September 17, 2006 by Joseph Sample*

**science 7**

1o plant based products used weekly. Classify them into plant for food and plant for fiber

*April 11, 2010 by sally*

**Math**

1 mintue 25 seconds converted into seconds. I know there are 60 minutes in an hour and seconds 60 in a minute. Am I just dividing by 60??

*February 28, 2012 by Hannah*

**algebra**

Let X be a number. Translate the English phrase or sentence into a mathematical expression. Then evaluate the expression for X =8. The expression is ?

*January 22, 2015 by john*

**math**

Chad has a rope that is 9 yards long. How many pieces of rope measuring of a yard can he divide his rope into?

*April 19, 2015 by Ally*

**Math**

A man goes into a store and says, " If you give me as much money as I have with me now, I will spend $10.00 in your store." The proprietor agrees, and the man spends the money. He goes into a second store and again says, "If you give me as much money as I have now, I will ...

*December 17, 2007 by Mary*

**Math**

x-sqrt(2x+1) = 7 My answer: same as: x - 7 = sqrt(2x+1) ==> x^2 - 14x + 49 = 2x+1 ==> x^2 - 16x + 48 = 0 split this up into: (x - 12) * ( x - 4 ) = 0 so, x can technically be 12 or 4 12 - sqrt(24+1) does = 7 x=12

*March 31, 2009 by Maria*

**Physics**

A mass of 0.38 kg is attached to a spring and is set into vibration with a period of 0.22 s. What is the spring constant of the spring?

*March 4, 2011 by Ellen*

**Square inches**

Cardboard measures by 28 inches by 22 inches made into 100 equal squares

*February 12, 2013 by Regina*

**science**

If an object is thrown 60m into the air and it takes the object 6s to get there what's there average speed of the object

*February 28, 2015 by Jay*

**calc**

rewrite into slope intercept form. 1) 3x-2y=7 answer: y=3/2x-7/2 2) 8x=y-1/2 answer: y=16x+1 3) 4x+2/3y=8 answer: y=-6x-12 are these correct?

*August 29, 2015 by chloe*

**Science**

3. Through which process will metamorphic rock and igneous rock change into sedimentary rock?

*January 28, 2016 by LOL :)*

**math**

A wire of length 12 1/2m is cut into 10 pieces of equal length. Find the length of each piece.

*May 5, 2016 by taashu*

**English**

1. He is absorbed in biology. 2. He is very interested in biology. 3. He is into biology. ----------------- Are they all the same in meaning?

*May 30, 2016 by rfvv*

**Music**

I was told that Joan Baez was in the musical style of Rock in the 1960s, but I thought it was folk music, can someone clarify please? Isn't playing one time through the chords of a song a verse? You will find in this site that Joan Baez had quite a number of different styles ...

*December 3, 2006 by Sarah*

**Psychology**

Classical Conditioning. 2. Pat feels fear whenever she sees snow. Not too long ago, she got into a car accident on a snowy road. a. Name the unconditioned stimulus(US): Car accident b. Name the conditioned stimulus(CS): Seeing snow c. Name the unconditioned response(UR): Fear ...

*July 12, 2015 by Erica*

**math**

i am a number between 20 and 30. when you put me into 6 equal groups, there is an even number in each group and 1 is left over. what number am i?

*April 25, 2011 by annette*

**math**

i am a number between 20 and 30. when u divide me into 6 equal groups, there is an even number in each group and 2 are left over. what number and I

*October 30, 2011 by christian*

**Physics**

A mass of .24 kg is attached to a spring and is set into vibration with a period of .30 s. What is the spring constant of the spring? Answer in units of N/m

*February 16, 2012 by Monique*

**Physics**

A mass of 0.40 kg is attached to a spring and is set into vibration with a period of 0.15 s. What is the spring constant of the spring? Answer in units of N/m

*February 16, 2012 by Angel*