Thursday

June 30, 2016
Total # Posts: 98,014

**Social Studies**

Which Renaissance scientist first proposed the heliocentric theory? A.Francis Bacon B.Nicolaus Copernicus C.Galileo Galilei D.Isaac Newton
*May 18, 2016*

**Social Studies**

A. is right?
*May 18, 2016*

**Social Studies**

a.Thomas Hobbes B.John Locke C.Jean-Jacques Rousseau D.Voltaire
*May 18, 2016*

**Social Studies**

Which Enlightenment thinker taught that life is “brutish,” and societies need strong rulers?
*May 18, 2016*

**gscc**

Sands falls off a conveyor belt onto the ground at a steady rate of 200cm^3 per second forming a conical pile whose height always equal to half the diameter of the base, at what rate is the height increasing after 10 second
*May 18, 2016*

**Chemistry**

What is the name that is given to a hydrocarbon that contains 7 carbons bonded together with 16 hydrogen atoms all with single bonds? - Heptane?
*May 18, 2016*

**life orientation(l.o)**

Please give me an example of your belief system and how it influences your life.
*May 18, 2016*

**Language Arts**

Thank you so much
*May 18, 2016*

**Language Arts**

Would it be Randy then?
*May 18, 2016*

**Language Arts**

What is the appositive in this sentence? My brother, Randy, is a comic book collector. Brother** Randy Comic book Collector
*May 18, 2016*

**maths geometry**

solve for x acute angle scalene
*May 18, 2016*

**life orientation**

By distributing positive influence on media and not to distribute falls information
*May 18, 2016*

**life orientation**

Two on how geographical distribution of media can be improved in south Afric a
*May 18, 2016*

**Algebra I **

Grisham is considering the three situations below. I. For the first 28 days, a sunflower grows at a rate of 3.5 cm per day. II. The value of a car depreciates at a rate of 15% per year after it is purchased. III. The amount of bacteria in a culture triples every 2 days during ...
*May 18, 2016*

**Math**

Erica measured the middle school and made a scale drawing. She used the scale 1 inch = 3 feet. The gym is 63 feet wide in real life. How wide is the gym in the drawing?
*May 18, 2016*

**economics**

Welfare payments are part of welfare benefits are provided by state government and are regulared by the srs programs as determied by each state government.welfare paymentnou is an amount of money that paid by the government to someone who is ill,poor or has no job
*May 18, 2016*

**Math**

I am not real sure but im thinking it might be 56
*May 18, 2016*

**Language Arts**

In Chapter 40, of Walk of Two Moons, Sal receives the gift of a chicken from Ben. The Chicken's name is Blackberry. Explain the irony in Ben's gift and the name he gives it. Now i know that Blackberries remind Sal of her mother. Because she is sweet and I also know ...
*May 18, 2016*

**Math**

I believe there is 45 possible choices.
*May 18, 2016*

**Science**

Why do earthquakes occur along the San Andreas fault
*May 18, 2016*

**Check my french answer?**

3. It is customary to greet someone on the street with "allô". (2 points) true false i think its false only causes theres many ways to say hello. any input?
*May 18, 2016*

**Geometry/math**

a cylinder has a base diameter of 14 inches and a height of 18 inches . what is the volume of the cylinder
*May 18, 2016*

**Math**

A bag of apples weighs 6 pounds,there are 12 apples in the bag,how much does each apple weigh?
*May 18, 2016*

**Math**

In Each Of The Following O Is Centre Of The Circle.In Each Figure, Identify Which Angles Are: Supplemetary 2 Right Angles. 3 Congruent Angles.
*May 18, 2016*

**math**

wfrgtwgwregewtrt
*May 18, 2016*

**Physics**

if he runs at a uniform rate the acceleration is zero. To determine acceleration, displacement from the starting point is determined using Pythagoras theorem c^2 = a^2 + b^2 c^2 = 60^2 + 80^2 c^2 = 3600 + 6400 C^2 = 10000 m c = 100 m. time (t) = 1 min (60 seconds) velocity = ...
*May 18, 2016*

**5th grade math**

What is the width in feet if a window is 60 inches wide?
*May 18, 2016*

**math**

a customer went to a boutique and asks the tailor to design a table cloth in the shape of hypocycloid with the equation r(t)= cos^3 i + sin^3 j . she insists to have laces at every edge of the table cloth. calculate the lenght of laces that the tailor have to buy.
*May 18, 2016*

**math**

What is the rule of the sequence: 5, -10, 20, -40? find the next three in the sequence
*May 18, 2016*

**math**

8, 8.5, 9, 9.5 What is the rule of the sequence?
*May 18, 2016*

**Chemistry - Answer Check**

I got 0.23887323 for Cl2, 0.001281584 for PCl3, and 0.000586862 for PCl5.
*May 17, 2016*

**Chemistry - Answer Check**

The two common chlorides of Phosphorus, PCl3 and PCl5, both important in the production of other phosphorous compounds, coexist in equilibrium as shown in the balanced chemical reaction below: PCl3 (g) + Cl2 (g) <-----> PCl5 (g) At 250 C, an equilibrium mixture in a 2.50...
*May 17, 2016*

**Chemistry - Answer Check**

Gaseous hydrogen and iodine are placed in a closed container at 425 degrees Celsius. The reactants react to produce the gaseous compound hydrogen iodide, which partially decomposes back into hydrogen and iodine gas as shown below. H2 (g) + I2 (g) <----> 2HI (g) You are ...
*May 17, 2016*

**Science HELP**

What types of changes does a hurricane cause along the Texas coast? (Weathering, erosion, or deposition)
*May 17, 2016*

**English year 10**

Alright! Thank you! ^-^
*May 17, 2016*

**English year 10**

I don't really understand the first part, "role of nature and the natural world." Might just be my headache, or I just don't really understand that bit.
*May 17, 2016*

**English year 10**

1. Compare and contrast the role of nature and the natural world in two poems from this unit: Walt Whitman’s “Come Up from the Fields Father” and Sara Teasdale’s “There Will Come Soft Rains.” Be sure to use specific examples from both poems to ...
*May 17, 2016*

**math**

Find the distance Lucille traveled if she drove 3 1/2 hours at a rate of 58 mi/hr.
*May 17, 2016*

**Algebra 1 (8th Grade)**

How can I factor 18x^2+x=5 by completing the square?
*May 17, 2016*

**math**

The first digit of a 3-digit telephone area code is 6 or 7. The second digit is 9. How many codes are possible?
*May 17, 2016*

**Algebra II**

A triangle has vertices (-2,-3), (3,5), and (8,-1) Write a matrix expression to represent rotating the triangle 90° clockwise. Evaluate the matrix expression and list the coordinates of the vertices of the transformed figure. Please help me! I was absent for the entirety ...
*May 17, 2016*

**chemistry **

Will 12 moles of co2 or 12 moles of co have higher volume at STP?
*May 17, 2016*

**Uwais **

List two advantage of shifting cultivation
*May 17, 2016*

**chemistry**

i know answers now nevermind.
*May 17, 2016*

**chemistry**

correction : last is violet
*May 17, 2016*

**chemistry**

would it depend on the ligand?, for [Cr(H2O)6]^3+, since h2o is weak it has a small delta value thus a high spin and Since its weak, on the color wheel it would be green? [Cr(Nh3)6]^3+, NH3 is strongest of all so its color is yellow, than last is green?
*May 17, 2016*

**chemistry**

Three bottles of aqueous solutions are discovered in an abandoned lab. The solutions are green, yellow and purple. It is known that three complex ions of chromium (III) were commonly used in that lab: [Cr(H2O)6]3+, [Cr(NH3)6]3+, [Cr(H2O)4Cl2]+. What is the likely identity of ...
*May 17, 2016*

**chemistry **

Will 2 moles of CO2 or 12 moles of CO have higher volume at STP? CO2 CO Neither
*May 17, 2016*

**chemistry **

If 45L of methane undergoes complete combustion at 1.1atm and 95 ° F how many grams of each product are formed?
*May 17, 2016*

**chemistry **

If you have an unknown gas at some pressure and volume is 15mL, and compress it to double that pressure isothermally, what was the original pressure and the new pressure?
*May 17, 2016*

**chemistry**

What is the ∆G for the following reaction under standard conditions (T = 298 K) for the formation of NH4NO3(s)? 2NH3(g) + 2O2(g) NH4NO3(s) + H2O(l) Given: NH4NO3(s): ∆Hf = -365.56 kJ ∆Sf = 151.08 J/K. NH3(g): ∆Hf = -46.11 kJ ∆Sf = 192.45 J/K. H2O(...
*May 17, 2016*

**Math**

Estimate, correct to three decimal places, all the zeros of the polynomial P(x)=x^4-4x^3+5x-1
*May 17, 2016*

**Math**

Estimate, correct to three decimal places, all the zeros of the polynomial P(x)=x^4-4x^3+5x-1
*May 17, 2016*

**Math **

Y^2+9=-9y
*May 16, 2016*

**Quick physics help**

you are in a canyon and yell across. it takes 4 seconds it takes 4 seconds for the echo to come back how wide is the canyon?
*May 16, 2016*

**Quick physics help**

you hear a thunder 4 seconds after you see the lightning. how far away is the storm?
*May 16, 2016*

**physics**

But what do I do from there to get to the number of stars?
*May 16, 2016*

**physics**

The mass of the Sun is of the order of 1030
*May 16, 2016*

**physics **

If the sun's mass is about average, how many stars are there in the Milky Way galaxy? (This is all the information given in the question and I don't know where to go from here).
*May 16, 2016*

**Chemistry**

The data below was collected while performing a titration of acetic acid (in vinegar) to determine its concentration using sodium hydroxide. 150 ml of vinegar with unknown molarity 45.5 ml of .5 M NaOH was added to reach equivalence point Find the molarity of the vinegar.
*May 16, 2016*

**The Giver**

Can someone help me please.
*May 16, 2016*

**The Giver**

The giver. Which of the following words best describe the cultural context of the community? A. Utopian B. dystonian C. democratic D. religious I believe it A
*May 16, 2016*

**Chemistry **

A student mixes 675 mL of water and 256 mL of 3.30 x 10-5 M orangefood dye solution. What is the concentration of this new dilute solution of orange food dye?
*May 16, 2016*

**soil and palnt analysis**

Acidic soil sample collected from HagreSelam location of southern Ethiopia was analysed in the laboratory had exchangeable Al content of 4.5 meq/100 gram of soils and its bulk density was found to be 1.25 g/cm3. Based on this information calculate the amount of lime required ...
*May 16, 2016*

**mathematics**

what is the perimeter of the following numbers: 4cm,2cm,7cm,6cm,12cm,4cm.
*May 16, 2016*

**Math**

A 6m ladder is leaning against a wall. The base of the ladder is 1.5m from the wall. Calculate the angle (to the nearest tenth) formed between the ladder and the ground.
*May 16, 2016*

**Natural Sciences**

In sulphur trioxide(SO3) there are how many oxygen atoms and how many sulfur atom's.
*May 16, 2016*

**8th Grade Electives Advice**

Probably journalism because I'm not very artistic. The teachers I had for language arts over the years always said that I'm a very good writer.Also, a lot of people said that I take really nice pictures that's why I was struggling. Well, thank you for your help and...
*May 16, 2016*

**8th Grade Electives Advice**

Hi, I'm really struggling with my decision about two electives that I really like. One is Journalism and the other is Creative Photography. If anyone knows or has experience can you please tell me the pros and cons about these two electives please? Also, I only have a few ...
*May 16, 2016*

**math**

Find the sum of the first one thousand positive integers. Explain how you arrived at your result. Now explain how to find the sum of the first n positive integers, where n is any positive integer, without adding a long list of positive integers by hand and without using a ...
*May 16, 2016*

**Commerce**

suggest two ways on how the geographical distribution of media can be improved in south africa
*May 16, 2016*

**Chemistry**

22.25
*May 16, 2016*

**LA, The Giver**

Thanks
*May 16, 2016*

**LA, The Giver**

Why does Jonas share a memory with Gabriel? A. He is trying to calm the baby and lull him back to sleep B. He is eager to transmit his experiences to a member of the community C. He does not think anything is wrong with sharing his memories D. He feels it is his duty to ...
*May 16, 2016*

**Spanish**

Do you go to Connections? If so, go to Unit 10 Lesson 2 Page 3 and that page gives you all the information you need for that question.
*May 16, 2016*

**Spanish**

Most likely this is your Spanish semester exam I would take what help I can get if I were you.
*May 16, 2016*

**Math**

The number is 13 less than the other. The other number is three fourths the first. What is the smaller number?
*May 16, 2016*

**math**

Farah, Kate and Jane have managed their savings well. The sum of Farah and Kate's savings is $1548. Farah and Jane's savings sum up to $1842. The ratio of Kate to Jane's savings is 4 : 7. How much has Farah saved?
*May 16, 2016*

**Chemistry**

Inflating a balloon requires more pressure than the pressure of the atmosphere outside of the balloon, in order to compensate for the stretchiness of the balloon’s material. Would you need more or less gas to compensate? (Hint: Consider the ideal gas law equation. How ...
*May 16, 2016*

**computer programming**

make a program that will input 6 numbers abd output the highest number and lowest number
*May 15, 2016*

**computer programming**

make a program that will input 6 numbers abd output the highest number and lowest number
*May 15, 2016*

**Integral calculus**

Use the cylindrical shell method to find the volume of the solid generated by revolving the area bounded by the given curves (x-3)^2 + y^2 = 9, about y-axis.
*May 15, 2016*

**Math**

I got 21 years and it was wrong. Can you help me solve this problem? sometime ago, julie purchased 11 acres of land costing $15,590. Today, that land is valued at $55,433. How long had she owned this land if the price of the land has been increased at 5% per year?
*May 15, 2016*

**science**

A gaseous compound containing carbon and hydrogen was analyzed and found to cons ist of between 80 and 90 percent carbon by mass. At 145ºC and 1.00 atm, the density of this compound is 2.45 g/L. What is the molar mass of the compound?
*May 15, 2016*

**ela please help me**

shush up Mrs sue. Zachary was right
*May 15, 2016*

**adult education**

An oblique collision occurs between two objects with a similar rectangular shape (1m x 0.2m) as shown below. The first object has a mass of 10 kg and is initially traveling at 4 m/s. The second object has a mass of 6 kg and is initially at rest. The impact point, P, is 0.4 m ...
*May 15, 2016*

**Chemistry**

A solid at room temperature that can conduct electricity
*May 15, 2016*

**Geometry**

So the next questiona asks to determine the ratio of the volumes so would I do (2/5)^3 and get .064 or 8/125?
*May 15, 2016*

**Geometry**

So it would be 4/25?
*May 15, 2016*

**Geometry**

two similar solids have corresponding lengths in the ratio 2:5. Determine the ratio of the lateral area
*May 15, 2016*

**Geometry**

The lateral area of a cylinder is 28 pi in^2. All of the dimensions are changed by the same factor and the new lateral area is 448 pi in^2. What was the dimensional factor change
*May 15, 2016*

**math**

An ancient Korean drinking game involves a 14-sided die. The players roll the die in turn and must submit to whatever humiliation is written on the up-face: something like "Keep still when tickled on face." Six of the 14 faces are squares. Let's call them A, B, C...
*May 15, 2016*

**math**

I am not sure of your formulat .02 times 10 raised to the 1.5 power and that is multiplied times 6.4/.02 now is that whole fraction multiplied times 10 raised to the 1.5x? If x is in the numerator when dealing with base 10, you will begin by taking the log of everything. and ...
*May 15, 2016*

**Math**

I agree!!
*May 15, 2016*

**Algebra 2**

you need to raise both sides to the 4/3 power that makes 8 raised to the 4/3 which means to find the cube root of 8 which is 2 then raise 2 to the 4th power = 16 4/3 times 3/4 = 1 so the power on x-3 is just one 16 = x-3 19 = x Check by going back to the original problem and ...
*May 15, 2016*

**Algebra**

replace t with 60and find l(t) replace l(t) with 140 and take the ln of both sides to solve for t.
*May 15, 2016*

**life orientation**

name the human right violation and explain at least two example of such violations you found
*May 15, 2016*

**math**

I am a two digits number.my first number is equal to 7 and than 13. The second digit is number between 1 and 9 .what is the number
*May 15, 2016*

**Pre-Calc**

Write the first five terms of the sequence. a(n) = ((-1)^n x^(2n + 1))/(2n + 1)! Not sure about how to deal with the x here. Will it just remain in the sequence?
*May 15, 2016*

**math**

The variables x and y vary inversely. When y is 24, x is 8. What is y when x is 4?
*May 14, 2016*