Thursday

July 30, 2015

July 30, 2015

Total # Posts: 1,094

**chemistry**

A chemist performed an experiment in which silver nitrate was used to precipitate all of the chromate ion as silver chromate, Ag2CrO4 from 200 mL of a solution of potassium chromate, K2CrO4. This process required 120 mL of 0.200 M AgNO3. Write the balanced equation that ...
*October 10, 2011*

**Social Studies 9 **

thank you !!!! :D
*October 5, 2011*

**Social Studies 9 **

18th century france propose some reasons why women were unable to keep leadership positions during the reign of terror and its aftermath. HELP I NEED IT BY TOMORROW!!!
*October 5, 2011*

**Physics**

A woman at an airport is towing her 20.0 kg suitcase at constant speed by pulling on a strap at an angle θ above the horizontal. She pulls on the strap with a 35.0 N force, and the friction force on the suitcase is 20.0 N. a) What angle does the strap make with the ...
*October 5, 2011*

**Physics**

a crate slides down a frictionless ramp with an angle of 29.5 above the horizontal. find the acceleration of the crate.
*October 5, 2011*

**algebra**

the width of a rectagle is fixed at 4cm. For what lengths will the area be less than 86cm2
*October 5, 2011*

**Social Studies 9 **

HELP!!!! How did voltaire use irony to insult rousseau. i really need to know !!.
*October 4, 2011*

**Stoichiometry**

Agreed. Dr. Bob is correct.
*October 4, 2011*

**math**

How is dividing a decimal by a whole number the same as dividing a whole number by a whole number? How is it different?
*October 4, 2011*

**math**

I cannot figure out how to solve this problem. 1/3 (x + 9) + 5 = x/3 + 8
*October 4, 2011*

**4th grade Math**

That it is easier
*September 28, 2011*

**math**

Write two sets of compatible numbers for each. Then give two possible estimates. 56 divide by 413 71 divide by 580
*September 28, 2011*

**Social Studies 9 **

What are some examples of the kings key advisors, i need some examples to support my answer. Thanks ! AND ALSO CAN YOU PROVIDE EXAMPLES FOR USE OF STAR CHAMBER(THE KING USING THE STAR CHAMBER) AND UNPOPULAR METHODS OF RAISING MONEY. AND ALSO . FOR CHARLES I EXTRAVAGANCES . ...
*September 28, 2011*

**math**

A ladder is resting against a wall. The top of the ladder touches the wall at a height of 20ft. Find the length of the ladder if its length is 4 ft more than its distance from the wall.
*September 28, 2011*

**Ms. Sue **

You think you would help me with some of the Math problems I posted?
*September 28, 2011*

**math **

Given the indicated parts of triangle ABC with γ = 90°, approximate the remaining parts. (Round your answers for a and c to one decimal place.) β = 51°31', b = 250.0 α = ° ' a = c = Given the indicated parts of triangle ABC with γ = 90&...
*September 28, 2011*

**math **

A person flying a kite holds the string 4 feet above ground level. The string of the kite is taut and makes an angle of 60° with the horizontal (see the figure). Approximate the height of the kite above level ground if 700 feet of string is payed out. (Round your answer to...
*September 28, 2011*

**I NEED URGENT HELP!!! **

ok, thanks
*September 28, 2011*

**I NEED URGENT HELP!!! **

ok, sorry, would you help me then, please
*September 28, 2011*

**I NEED URGENT HELP!!! **

A ship leaves port at 1:00 P.M. and sails in the direction N36°W at a rate of 25 mi/hr. Another ship leaves port at 1:30 P.M. and sails in the direction N54°E at a rate of 16 mi/hr. (a) Approximately how far apart are the ships at 3:00 P.M.? (Round your answer to the ...
*September 28, 2011*

**I NEED HELP!!!!!MATH!!! **

A person flying a kite holds the string 4 feet above ground level. The string of the kite is taut and makes an angle of 60° with the horizontal (see the figure). Approximate the height of the kite above level ground if 700 feet of string is payed out. (Round your answer to...
*September 28, 2011*

**MATH **

Given the indicated parts of triangle ABC with γ = 90°, approximate the remaining parts. (Round your answers for a and c to one decimal place.) β = 51°31', b = 250.0 α = ° ' a = c = Given the indicated parts of triangle ABC with γ = 90&...
*September 28, 2011*

**trig**

HELLO???? WHATS THE ANSWER
*September 28, 2011*

**geometry**

If a line segment has endpoints A(3x+5,3y) and B(x-1,-y), what are the coordinates of the midpoint of line segment AB?
*September 28, 2011*

**math**

estimate the quotient 2 divide 704
*September 27, 2011*

**Social Studies 9 **

What are some examples of Divine of rights of kings, i really need some examples to support my reasoning for my project, please help ! Thank you !!
*September 27, 2011*

**Social Studies 9 **

Thank youuu ! :D. oh one more thing how would i write . another one for the english protestant ? . because i have info about it, nor does my textbook has it . I'm so sorry to be asking so much questions, its just that i dont get what its asking for :P.
*September 24, 2011*

**Social Studies 9 **

I copied it from the Wikipedia: the troubles section and how am i suppose to write about it from the two different points of view ?:# my teacher didnt explain what it meant ......
*September 24, 2011*

**Social Studies 9 **

Thank you !! oh . i forgot, its another english protestant point of view. and am i suppose to write: The Troubles (Irish: Na Trioblóidí) was a period of ethno-political conflict in Northern Ireland which spilled over at various times into England, the Republic of...
*September 24, 2011*

**Social Studies 9 **

1.: Find out more about the conflict in the northern ireland today. write one account of the situation from an irish catholic point of view, and another protestant point of view 2.: how long should events that happened in the past be allowed to control events today. explain ...
*September 24, 2011*

**Social Studies 9 **

Thanks ! could you please answer my other two questions as well ! :D
*September 24, 2011*

**Social Studies 9 **

Explain how television and other media can contribute to peoples hysteria. PLEASE HELP ME . ANOTHER question i dont understand is : Find out more about the conflict in the northern ireland today. write one account of the situation from an irish catholic point of view, and ...
*September 24, 2011*

**Social Studies 9 **

Thank you ! That really cleared things up, so am i suppose to use the headings in the middle ? . Thanks !
*September 24, 2011*

**Social Studies 9 **

Thanks so much ! and for the commonwealth, do i use the england one ? . or just commonwealth . oh right, before i forget how am i suppose to use the headings, btw ima drawing a venn-diagram.
*September 24, 2011*

**Social Studies 9 **

compare the government under a republic (commonwealth), an absolute monarchy and a constitutional monarchy. use the following headings the ruler, the role of law, and the rights of people. I dont understand how you would do this. like how would you use the headings :#
*September 24, 2011*

**math**

talk math explain how you can tell without dividing a 3-digit number divided by a 1-digit will have a quotient of 2 or 3 digits.
*September 22, 2011*

**math**

name the position of the first digit of the quotient. then find the first digit. 3 divide by 579
*September 22, 2011*

**Social Studies 9 **

I would like you please to . explain how I am suppose to do this question. i dont understand what this question is asking for.
*September 22, 2011*

**Social Studies 9 **

Make a list of the measures that Charles I used to avoid calling parliament. Beside each entry explain which classes of society would be the angriest about these measures and why. Came straight from the crossroads textbook :a meeting of nation.
*September 22, 2011*

**english III**

what is a pronoun of a sentence?
*September 20, 2011*

**math**

kathy's family uses 138 gallons of water doing laundry each week. how many gallons of water does kathy's family use for laundry in 1 year? (hint: 1 year = 52 weeks)
*September 19, 2011*

**math**

explain why the second partial product is always greater than the first partial product when you multiply a 3-digit number by a 2-digit number.
*September 16, 2011*

**Humanities**

I need an introduction to the relationoship between culture and arts. The questions I need to answer are , What is culture, what is art, what is the role of the artist? I can answer the quwestion, I am just having a hard time starting an introduction.
*September 15, 2011*

**Humanities**

I need help with an introduction to my culture and arts class.
*September 15, 2011*

**AP Chemistry**

Calculate the volume of a 36% solution of hydrochloric acid (density = 1.50g/mL, molar mass = 36 g/mol) required to prepare 9 liters of a 5 molar solution. A. 1 liter B. 2 liters C. 3 liters D. 4 liters E. 5 liters
*September 15, 2011*

**Math**

what is 1/2 or 1 over 2 multiply by 6?
*September 13, 2011*

**math**

explain how you can tell without multiplying that 700 * 60,000 and 7,000 * 6,000 have the same value.
*September 12, 2011*

**math**

the side of a square is 2 meters long. what is the area of the square? what is the perimeter of the square in centimeters?
*September 12, 2011*

**math**

researchers discovered a large group of krill that was more thatn 30,000 feet long. About how long is 30,000, measured in the number of krill? Adult Antarctic krill are about 2 inches long.
*September 12, 2011*

**math**

suppose a penguin eats about 5 pounds of krill a day. about what number of krill does the penguin eat in 100 days? (hint: 1 pound=16 ounces) 30 antarctic krill weigh about 1 ounce altoghter.
*September 12, 2011*

**math**

adult antaarctic krill are about 2 inches long.
*September 12, 2011*

**math**

Researchers discovered a large group of krib that was more than 30,000 feet long. About how long is 30,000 feet, measured in the number of krill?
*September 12, 2011*

**math**

30 antartic krill weigh about 1 ounce altogether.
*September 12, 2011*

**math**

suppose a penguin eats about 5 pounds of krill a day. about what number of krill does the penguin eat in 100 days? (hint: 1 pound =16 ounces.)
*September 12, 2011*

**Government**

d
*September 11, 2011*

**Comm 100 college**

When Keri wanted Ben to stop talking, she averted her eyes and turned her back. The function of this behavior was to ________. illustrate display emotion adapt regulate interaction
*September 9, 2011*

**math**

the function y=20x shows the amount of money in Marcy's bank account after x weeks. How much money will be in the account after 6 weeks?
*September 1, 2011*

**math**

use the ruler and the equation to make a function table. rule: multiply by 7. p times 7 = r
*September 1, 2011*

**geometry**

Stupid logic problem: At the state basketball tournament, 42 basketball games are played to determine the winner of the tournament. After each game, the loser is eliminated from the tournament. How many teams are in the tournament?
*August 31, 2011*

**math**

simplify by combining like terms. then solve. 8m+3m=55 x+2x=30
*August 30, 2011*

**math**

each variable represents one number. find the value of each variable. a+5=11 a-b=2 3xc=12 c divide d=4
*August 30, 2011*

**math**

each variable represents one number. find the value of each variable. x+4=9 3+y=x
*August 30, 2011*

**math**

use properties and mental math to find the value. (10times8)times3 8times(3times5) (36+42)+24
*August 29, 2011*

**math**

use propertise and mental math to find the value. 19+(28+21) 3 times 270 (86+27)+3
*August 29, 2011*

**math**

round 7,596,459,456 hundreds thousand
*August 24, 2011*

**math**

round 7,596,459,456 to the place named ten thousands millions hundreds thousand
*August 24, 2011*

**math**

find the range the answer will be within 6,473+3,234=9,707 and the range is 3239 do i add 6,473+3,234=9,712
*August 24, 2011*

**math**

find the range the answer will be within 6,473+3,234 32,959+15,568 79,484+8,933
*August 24, 2011*

**math**

name the place to which each number was rounded. 76,960 to 77,000 687,684 to 690,000 1,284,955 to 1,284,960
*August 24, 2011*

**math**

estimate using compatible numbers or other methods. estimate by rounding 123,786-82,004=
*August 24, 2011*

**math**

estimate using compatible numbers or other methods. 90,203+87,392=
*August 23, 2011*

**math**

front-end estimation to find and estimate for 4,381+321+6,918
*August 23, 2011*

**math**

wendi went biking 4 days last week. the longest distance she rode in one day was 7 miles, and the shortest distance she rode was 3 miles.what is a reasonable total number of miles wendi biked during the 4 days?
*August 23, 2011*

**painting**

a painting is 3 feet wide and 2 feet long. what is its area?
*August 23, 2011*

**com/155**

start me off.
*August 11, 2011*

**accounting**

Valmont, Inc. experienced the following events in 2012, in its first year of operation. 1. Received $20,000 cash from the issue of common stock. 2. Performed services on account for $50,000. 3. Paid utility expense of $12,500. 4. Collected $39,000 of the accounts receivable. 5...
*August 7, 2011*

**chemistry**

describe how one can obtain pure oxygen by fractional distillation of liquedfied air
*August 4, 2011*

**chemistry**

suppose 5.00g of sodium carbonate reacts completely with excess of hydrochloric acid. Show how to calculate the mass (g) of sodium chloride that would be formed. Na2CO3 + 2HCl = 2NaCl + CO2 + H2O What is the limiting reagent?
*July 21, 2011*

**algebra**

2. The equation relates the radius r of a drainpipe in inches to the flow rate F of water passing through it in gallons per minute. a. Find the radius of a pipe that can carry 600 gallons of water per minute. Round to the nearest tenth. (Let ) b. Solve the following equation ...
*July 11, 2011*

**government**

What was the most common religious affiliation in the 108th Congress? Protestant Jewish Roman Catholic Non-religious
*June 30, 2011*

**Health Promotion and Education Interventions in Di**

Describe the leadership principles and skills needed to develop a health promotion project.
*June 29, 2011*

**Statistics**

: For each of the following samples that were given an experimental treatment, test whether these samples represent populations that are different from the general population: (a) a sample of 10 with a mean of 44, (b) a sample of 1 with a mean of 48. The general population of ...
*June 15, 2011*

**Algebra**

What are some rational equation applications used in forensics or crime scene investigation?
*June 15, 2011*

**Organic Chemistry**

What will be the result when ketone is added with ethylene glycol and TsOH?
*June 9, 2011*

**Algebra 2/ trig**

sin theta= 7/25, 0< theta < pi/2 cos beta=8/17, 0, beta, pi/2 Find(theta+ beta)
*June 1, 2011*

**medical claims and billing**

Kathy, a 33 year old established patient sees Dr. Owens in her office for what she thinks is a sinus infection. Her history and exam are both expanded problem focused with the decision of making low complexity. Her diagnosis is acute sinusitis. What is the CPT Code and ICD-9-...
*May 16, 2011*

**physics**

when i was doing it ... everything was alright until the last part... (28 = 3.5 Vbig^2 --> Vbig = 2.828 m/s <-- Q = Area big* Vbig = .00229 m^2 * 2.828 m/s = .00647 m/s = 6.047 cm/s
*May 9, 2011*

**maths**

Thanks! I've no idea, i thought my answr was too far off but I was using the wrong formula. Thanks!
*May 8, 2011*

**maths**

In the year 2000 there were 350 mobile phones users living in the small town of Phoneville. Since 2000 the number of residents using mobile phones has increased by 25% each year, that is, each year the number of mobile phones increases by a factor of 1.25 Calculate, to three ...
*May 8, 2011*

**physics**

7.5 m/s
*May 7, 2011*

**government**

Why are political parties created?
*April 28, 2011*

**music **

The form of the melody called the bar form is represented by A)AAB B)ABB C)ABA D)ABBA
*April 26, 2011*

**AP Statistics**

Viruses are infectious agents that often cause diseases in plants. Different viruses have different potency levels, and this fact can be used to detect whether a new virus is infecting plants in the field. In a potency comparison experiment, two viruses were placed on a ...
*April 24, 2011*

**Physics**

Still stuck...see post at 3:34pm. I don't think I'm understanding the instructions regarding what #'s to use for sin and cos.
*April 23, 2011*

**Physics**

The answer is supposed to be 16.5N. I can't get it. Is angle A, 100deg? I took 0.80/2.5 = .32 and then cos (.32) = .9999deg. And then in the final equation, for sin A I got sin (100deg) = 98.4. This doesn't seem right.
*April 23, 2011*

**Physics**

Q #2: (only other one I'm stuck on...) A 10-kg ladder 2.5m long rests agaist a frictionless wall with its base on the floor 80cm from the wall. How much force does the top of the ladder exert on the wall? I've found answers to similar questions on this site, but not ...
*April 23, 2011*

**Physics**

A 30-lb weight is attached to one end of a 6-ft uniform beam whose own weight is 20-lb. Where is the balance point? Thanks in advance.
*April 23, 2011*

**Physics**

A 100-kg box is suspended from two ropes; the left one makes an angle of 20degrees with the vertical, and the other makes an angle of 40degrees. What is the tension in each rope. I think I've got the basics: I have Fx=T1(x) + T2(x)= 0 to calc the first tension, and Fy= T1(...
*April 22, 2011*

**Physics**

A 30-lb weight is attached to one end of a 6-ft uniform beam whose own weight is 20-lb. Where is the balance point of the system? I know the answer is "1.2 ft from the 30-lb weight" but I can't figure out how to get there. Please help. Thanks...
*April 22, 2011*

**Algebra 1**

Thank you very much.(:
*April 21, 2011*