Thursday
February 11, 2016

Posts by Anonymous

Total # Posts: 91,560

Science
Energy C is sound Energy D is mechanical
November 11, 2015

math
36
November 11, 2015

Calculus 1
see related questions below
November 11, 2015

Calculus
Evaluate using Integration by Parts. x^2 cos(3x) dx
November 11, 2015

Chemistry
To determine the calories of a food, the energy released is calculated based on the mass used in the calorimeter. If a 0.8 g nut is consumed in a bomb calorimeter and the resultant temperature change is 80.3 degrees C for 50 mL of water, what would be the energy in Calories ...
November 10, 2015

Chemistry
Two electrolysis cells are set up in series so that the same current flows through each. In one compartment 5.40 g of Ag (molar mass = 108 g/mol) is deposited from a Ag+ solution. What mass of Cu (molar mass = 64 g/mol) is deposited simultaneously if the other cell contains ...
November 10, 2015

Social Studies
1. During Reconstruction, Southern agriculture thrived because it became more diverse and expanded with the diminishing demand for cotton and tobacco. * True or False 2. All of the following factors limited the economic recovery of the South following the Civil War EXCEPT? * ...
November 10, 2015

math
42 seats in 3 rows 28 seays in blank rows
November 10, 2015

algebra
help i dont know
November 10, 2015

Math
15 miles
November 10, 2015

Chemistry
How do I find the number of moles of NaOH when given 2M and 50.0mL? Also with HCl?
November 10, 2015

Algebra
Two beakers 108 grams including content
November 10, 2015

Geometry
The measure of the vertex angle of an isosceles triangle is 98 degrees What is the measure of a base angle
November 10, 2015

Geometry
Is it 90,45,45
November 10, 2015

Geometry
what are the interior angle measures of a right isosceles triangle
November 10, 2015

Us history help
What was United States stance before 1917 in world war 1? Was it neutral?
November 10, 2015

math
thanks your help will be greatly appriciated
November 10, 2015

math
never mind i think it's 10 is that right Mr. Sue?
November 10, 2015

math
2(y+2)for y=3 (a) -4 (b) 8 (c) 10 (d) 2
November 10, 2015

hope
Wendy plans to run her first 5k in two months, and she needs to prepare. She has a busy schedule, though, and needs to select the best activity for her heart health. Which activity should Wendy pick?
November 10, 2015

social studies
What challenges must Cyprus overcome to reunify? Explain your ideas about this topic and suggest ways that Cyprus could work to solve its challenges of diversity.
November 10, 2015

statistic
Of all mortgage foreclosures in the United States, 50% are caused by disability. People who are injured or ill cannot work--they then lose their jobs and thus their incomes. With no income, they cannot make their mortgage payment and the bank forecloses. 14 mortgage ...
November 10, 2015

ipc
30 cubic meters of argon gas are kept under constant pressure. The gas is heated from 10.0 degrees Celsius to 293 degrees Celsius. What is the new volume of the gas?
November 10, 2015

need tips
How to make money with help kids With there homework Any tips ?
November 10, 2015

nwfsc
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 20 A (amperes), the resistance is 7 ohms. What is the resistance when the current is 14 A ?
November 10, 2015

english 1
What type of question can the bolded text help you answer?
November 10, 2015

Calculus
dC/dx = 12 (12x+5)^-(1/3) C = (3/2)(12x+5)^(2/3) + constant agree 160 = (3/2)(156+5)^(2/3) + constant 160 = 44.4 + constant so C = (3/2)(12x+5)^(2/3) + 115.61 agree if x = 70 then C = 249.68
November 10, 2015

computer literacy
Which application software allows you to compose written ideas on a computer
November 10, 2015

Math
0.26 / 0.02 = 13
November 10, 2015

Math
A computer chip 0.32 cm thick is made up of layers of silicon. If the top and bottom layers are each 0.03 cm thick and the inner layers are each 0.02 cm thick, how many inner layers are there? A. 13 B. 15 C. 16 D. 52 E. 64
November 10, 2015

Social Studies
WHAT IS MEANT BY MAHAJANAPADA
November 10, 2015

Introduction to computers
which microsoft operating system started the process of authentication users with a username and password
November 10, 2015

Math
Libby sold $60 worth of vegetables at the farmer's market. Jess sold 3/4ths of what Libby sold. Stephanie sold 1/3rd of what Jess sold. How much did they all sell together?
November 10, 2015

Chemistry
Yes, but how do I write the shorthand version?
November 10, 2015

Chemistry
Write the shorthand version of the electron configuration of an element that has eight electrons. I came up with the configuration as 1s^2-2s^2-2p^4, but how do I write the shorthand version of an element that has not been specified?
November 10, 2015

Algebra
The length of a rectangle is three times its width. If the area of the rectangle is 108 yd^2, find its perimeter.
November 9, 2015

Chemistry
If 1.65 M sulfuric acid is being used, how many mL of sulfuric acid will it take to fully react with 1.50 g of aluminum hydroxide?
November 9, 2015

Science
2-abc 3-def 4-ghi 5-jkl 6-mno 7-prs 8-tuv 9-wxy 639-8667(Apple dodger) 622-4463(let it do the work) 385-2786(an important point)
November 9, 2015

math
Write the phrase for 6+2x
November 9, 2015

Algebra
Write an algebraic expression for the following: the quotient of a number and 0.76, increased by 6.5 the product of a number cubed and the sum of 57.6 and 3.42
November 9, 2015

Harbor lights middle school
What is the expression for 6 less the product of 10 and x?
November 9, 2015

science help
Which of the following is a process that occurs only in the biosphere?
November 9, 2015

English
We have to do Found Poems in English. I got a page but this page is kind of hard for me to do. Can anyone tell me if these poem makes sense? Long and lonely Then The crushing realization an entire world from destruction Freedom Responsibility All you've done forgiven
November 9, 2015

Quick Physics Check
2. Which of the following examples does not show projectile motion? A. a tennis ball bounces across the net B. a ball is thrown at a downward angle toward a target on the ground C. a feather drifts to the ground D. a horseshoe is pitched at a stake Is it C? 3. Which of the ...
November 9, 2015

Math
Is it 60degrees
November 9, 2015

Math
the measure of an exterior angle of a trangle is 125 the measure of one of its remote interiot angles is 65 what is the measure of the other remote interior angle
November 9, 2015

maths
I'm not sure if I got this right because the answer I got is €5.00\€6.25 So the question is: Eugene spent half his money in one shop and half of what was left in another shop. He then had €1.25. How much had he in the beginning
November 9, 2015

Social Studies ( Check my answer)
1. What group of people made up the largest percentage of workers in American industry during the late nineteenth century? Native Americans Immigrants *** Plantation Owners
November 9, 2015

math
insert the decimal point so that the 8 has a value of eight thousandths: 3768
November 9, 2015

math
kilogram of rice is $3.oo. how much is 400 gms
November 9, 2015

History
B is 3 i got a hundred with that answer
November 9, 2015

Comm Tech
what were the answers to this?
November 9, 2015

earth/space
with her hands
November 9, 2015

social studies
It is B federal
November 9, 2015

social studies
its B
November 9, 2015

Chemistry
Oh Never mind.
November 9, 2015

Chemistry
How do you get the 52.2? 1.19 x 36.1 = 43.0?
November 9, 2015

Chemistry
The thermal decomposition of carbonates leads to the loss of CO2. The decomposition of an unknown carbonate leads to a 35.1% weight loss. The unknown was which of the following compounds? A. Li2CO3 B. MgCO3 C. CaCO3 D. ZnCO3 E. BaCO3 How do I solve this?
November 9, 2015

chemistryyy
thank you for answering!
November 8, 2015

chemistryyy
how do i get from Molarity to % g / mL ??? I have a concentration of .2379 M.
November 8, 2015

Physics
A stone weighs 34.0 N. What force must be applied to make it accelerate upward at 4.00 m/s2?
November 8, 2015

Chemistry (Check)
Ammonia can be produced in a two-step process. First, nitrogen reacts with red-hot magnesium to form magnesium nitride. Then magnesium nitride reacts with water to form magnesium hydroxide and ammonia. A. Write each balanced chemical reaction. B. How many grams of magnesium ...
November 8, 2015

Chemistry (Check)
Ammonia can be produced in a two-step process. First, nitrogen reacts with red-hot magnesium to form magnesium nitride. Then magnesium nitride reacts with water to form magnesium hydroxide and ammonia. A. Write each balanced chemical reaction. B. How many grams of magnesium ...
November 8, 2015

Is this cheating?
Hi so Friday, my friend wasn't quite understanding the assignment and nobody was allowed to talk in the classroom. So, she just asked to see my notebook to look if she was doing it right. The teacher walks over, automatically assumes she was copying/cheating off my answers...
November 8, 2015

geography
if you start at 10 degrees south latitude by 140 degrees west longitude and sail to 20 degrees north latitude by 105 degrees west longitude which general direction are you traveling?
November 8, 2015

Chemistry
The thermal decomposition of carbonates leads to the loss of CO2. The decomposition of an unknown carbonate leads to a 35.1% weight loss. The unknown was which of the following compounds. A. Li2CO3 B. MgCO3 C. CaCO3 D. ZnCO3 E. BaCO3
November 8, 2015

Physics
A stone weighs 34.0 N. What force must be applied to make it accelerate upward at 4.00 m/s2?
November 8, 2015

Geography
Why
November 8, 2015

Geography
Does the US have a responsibility to help the Cuban and Haitian people?
November 8, 2015

Chemistry (I tried to do more)
10.0gNaOH x (1moleNaOH / 39.99711gNaOH) = .250moleHaOH .250moleNaOH / .500L = .500M Is this right?
November 8, 2015

Chemistry
Calculate the molarity of a solution prepared by dissolving 10.0 grams of NaOH and then diluting the solution to 500mL.
November 8, 2015

Geography
The United States would process their applications in Cuba. The United States also allowed the more than 30,000 Cuban refugees held at Guantanamo to immigrate. Cuban refugees caught at sea would be returned to Cuba. Cuban refugees who made it to the U.S. shore could stay. My ...
November 8, 2015

Geography
What has been the US policy since the CUban Revolution toward refugees from Cuba? Answer : The US had long had a policy of accepting all refugees from Cuba What is the US Policy Today?
November 8, 2015

Government
Explain the primary/caucus system for nominating presidential candidates
November 8, 2015

Geography
How was the US involved in the past in the internal affairs of Cuba and Haiti?
November 8, 2015

Geography
Primary is concerned with natural rsources and secondary produces raw materials into products which can lead to people moving to these areas
November 8, 2015

Geography
Why would countries involved in primary and secondary economic growth still have rapidly increasing population?
November 8, 2015

Government
What usually happens to the presidents incumbent party in the midterm elections?
November 8, 2015

Geography
more developed countries do not have a population growth problem rather their population is steady or decrasing why
November 8, 2015

Geography
Why would countries be concerned with their population decreasing? Why would countries be concerned with their population increasing?
November 8, 2015

math
Idk how to write a partitive division story problem for 45÷3/5
November 8, 2015

math
If an airplane travels at a speed of 450 km/h, how many meters does it travel in 10 seconds?
November 8, 2015

Chemistry (I tried to do more)
100g / 444.55504g = .225 x 4 = 0.900 Is this right?
November 8, 2015

Chemistry
How many moles of phosphorus atoms are in 100 grams of P4S10?
November 8, 2015

math
Let f(x)=(3x-7)/(x+1) What is the range of f? Answer in interval notation. (The domain is (-inf,-1) U (-1,inf)
November 8, 2015

Math
At a halftime show a matching band marched in formation. The lead drummer started at a point with coordinates (-2,-5) and moved 3 steps up and 1 step right. A. Write a rule to describe the translation B. What were the coordinates of the drummers final position? A: Write a rule...
November 8, 2015

Chemistry
Which of the following nitrogen-containing compounds would supply the most nitrogen per gram of fertilizer? a. iron azide, Fe(N3)2, MW = 140 g/mol b. sodium azide, NaN3, MW = 65 g/mol c. potassium nitrite, KNO2, MW = 85.1 g/mol d. potassium azide, KN3, MW = 81.1 g/mol e. There...
November 8, 2015

chemistry
ddf
November 8, 2015

Chemistry (I tried to do more)
1. 3x10^-23g 2. 2x10^-19g 3. 1x10^-20g 4. 6x10^-23g I got B.
November 8, 2015

Chemistry
Arrange the following in order of increasing mass: 1. one F atom 2. 1x10^-20 mol of F 3. 1x10^-20g of F 4. one F2 molecule A. 1<2<3<4 B. 1<4<3<2 C. 3<1<2<4 D. 2<1<3<4 E. none of these I'm thinking C
November 8, 2015

Quick English check
Select the term that is best represented by each statement below. (The words are: admonish, advocate, bias, exposulate, influential, interaction, linguistic, susceptible, temperament, and wary.) 1. "I am a decided preference in favor of a particular side." (...
November 8, 2015

please give me a site or answer!!!!
I did try google, bunch of dumb As ^ who tf suggest wikipedia Steve needs to stfu goodbye
November 8, 2015

please give me a site or answer!!!!
description of the population statistics LOCATION in South Carolina already found the age and race just having trouble with the location statistics please help!!!!!!
November 8, 2015

Chemistry (I tried to do more)
For the balanced chemical formulas are: 3Mg(s) + N2(g) --> Mg3N2(s) Mg2N2(s) + 6H2O --> 3Mg(OH)2(aq) + 2NH3(aq) I'm still struggling with finding the grams of Magnesium needed to start with to prepare 15.0 grams of ammonia. I don't know how to do reverse ...
November 8, 2015

Chemistry
Ammonia can be produced in a two-step process. First, nitrogen reacts with red-hot magnesium to form magnesium nitride. Then magnesium nitride reacts with water to form magnesium hydroxide and ammonia. How many grams of magnesium would we have to start with to prepare 15.0 ...
November 8, 2015

Conrady
X=400
November 8, 2015

physics
two force vectors, f1 18N at 60 degree above the positive axis and F2 6.5N at 45 degree below the positive axis, are applied to a particle at the origin. what third force f3 would make the net force on the particle equal to zero
November 8, 2015

Math Word Problem
tags given to students and parents = k/2 + 100 tags remaining = k - (k/2+100) = k/2 - 100 tags given to teachers and judges = (3/5)(k/2 - 100) so tags not given out = (2/5)(k/2 - 100) = k/5 - 40 check: assume they had 600 namtags according to my expression, 600/5 - 40 or 80 ...
November 8, 2015

math
t(4) = 6 ---- a + 3d = 6 t(8) + t(9) = -72 a+7d + a+8d = -72 2a + 15d = -72 double the first equation 2a + 6d = 12 subtract them 9d = -84 d = -84/9 = -28/3
November 8, 2015

probability
Adefective coin minting machineproducescoinswhoseprobability ofheadsisarandomvariable P with PDF 1+sin(2πp), if p ∈ [0,1],fP (p)= 0, otherwise. Inessence,aspecificcoinproducedby thismachinewillhavea fixedprobability P = p of giving heads, but you do not know ...
November 8, 2015

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