Tuesday

June 28, 2016
Total # Posts: 100

**Chemistry **

A saturated solution of lead ii trioxonitrte v was prepared at 22degree Celsius at 27cm3 of this solution required 46cm3 of NaCl solution containing 96gdm3 for complete precipitation. Find the solubility of the lead in trioxonitrte v at 22degree Celsius in (a) mol/dm3 (b) g/dm3.
*May 24, 2016*

**Bn**

(a) A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 29.0° with the horizontal. A piece of luggage having mass 30.0 kg is ...
*February 29, 2016*

**Organic Chemistry**

Hello, I have done an experiment in Organic Chemistry called :SN1 Reaction: Synthesis of t-amyl chloride from t-amyl alcohol, there are some questions that I am unsure about, 1) What are the 2 rules of HCl in this reaction? Can you use NaCl instead of HCl to synthesize t-amyl ...
*February 29, 2016*

**Chemistry **

What will be the volume of ammonia formed from 2L of nitrogen and 2L of hydrogen
*February 26, 2016*

**physics**

The vector position of a particle varies in time according to the expression r with arrow = 6.60 i − 9.00t2 j where r with arrow is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any variable or symbol ...
*February 6, 2016*

**civic**

what are the local civic problems
*January 27, 2016*

**math**

If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take both of them to paint the house together? > I know the answer, but I do not know what is the name of the methods. EX: 1/n= 1/4 + 1/6 1/n =5/12 n= 12/5
*October 4, 2015*

**Math**

In a bag of red and black jellybeans 136 are red jb and the remaining r black jb if 15% of the jellybeans in the bag are black whatis the total number of jelly beans in bag A) 151 B 175 C) 175 D 200 E 906
*September 27, 2015*

**Math**

A stero was discounted by 20 % and sold at the discount price of $256 which of the following equals the price of the stereo before the discount
*September 27, 2015*

**Algebra **

Wilma drove at an average speed of 35 mi/h from her home in City A to visit her sister in City B. She stayed in City B 25 hours, and on the trip back averaged 55 mi/h. She returned home 40 hours after leaving. How many miles is City A from City B
*September 18, 2015*

**algebra**

Eleven fewer than eight times a number is 117
*August 23, 2015*

**Social Studies**

thank you very much Ms. Sue :)
*June 17, 2015*

**Social Studies**

Canada
*June 17, 2015*

**Social Studies**

im doing research paper on that aboriginals have the right to self government. discuss. i need to do citations in paper, and im trying to look for 5 or 6 good websites i can do citations from and paraphrase. if you know of any good sites please post. thanks. also I am agreeing...
*June 17, 2015*

**Math**

Neil needs to cut 3 long boards into 9 smaller boards. The first is 10 ft, the second is 16 ft, and third is 18 ft. The table lists the smaller boards Neil needs. Use a drawing to show how he can divide the 3 boards so there is no waste.
*April 14, 2015*

**chemistry**

rank the following elements by electron affinity, from most positive to most negative ea value, bismuth,neon,fluorine,cesium,oxygen
*November 6, 2014*

**phisics**

A 36-N force, parallel to the incline, is required to push a certain crate at a velocity of 9.1 up a frictionless incline that is 45° above the horizontal. The mass of the crate is:
*November 6, 2014*

**Pre Med Major**

ok Ms Sue.
*August 22, 2014*

**Pre Med Major**

Hi. I am an accounting major. Is there anyway I can finish my accounting degree and still finish the pre med requirements in 4 years? Can an Accounting major become a MD? I know about MCAT and everything.
*August 22, 2014*

**math**

Nine hundred Thirteen Thousand
*August 21, 2014*

**L.o**

Four factors that could threaten or limit the core functions of the media
*May 26, 2014*

**physical**

A 2500‐kg vehicle traveling at 25 m/s can be stopped by gently applying the breaks for 20 seconds. What is the average force supplied by the breaks to stop the vehicle?
*May 10, 2014*

**biology**

what is hypertonic and how does it happen
*February 17, 2014*

**biology**

what is the hypertonic hypotonic isotonic ,
*February 16, 2014*

**Math**

to make an equal
*February 16, 2014*

**English ms sue**

how to write autobiographical
*February 16, 2014*

**algebra**

a=l*w 44=3-2x , 2x=44-3, 2x=39
*February 16, 2014*

**Math**

5*25/12=125/10
*February 14, 2014*

**SAT**

thank you both. I will learn english first.
*January 30, 2014*

**SAT**

Please help me. I am a foreign boy. English is not my first language. I find the SAT questions too tough. In my home land we did not learn much english in high school. How can I pass the SAT with a good score?
*January 30, 2014*

**SAT**

@bobpursley thank you sir.
*January 19, 2014*

**SAT**

please help. I am a foreigner. I need to get into a US college for a bright future. I bought the College Board SAT book. It has no word lists. How do I do well in the SAT? Any tips? Please give me help.
*January 19, 2014*

**Social Studies**

i came across those sites but they dont give free printables or answer keys
*December 8, 2013*

**Social Studies**

They are studying longitude and latitude and about Canada
*December 8, 2013*

**Social Studies**

I trying to help my younger siblings with their work so i want to print out some worksheets from a website that have answer keys but i cant find any online, if you can give me a link to some that would be great.
*December 8, 2013*

**Phyics**

1250
*November 10, 2013*

**GED**

Is the English Writing test the most difficult GED test? I find Math easy. Am I required to memorize the Science and Social Studies? or will I be provided information and is the Science and Social Studies actually a reading test? Thank You in Advance.
*October 25, 2013*

**Chemistry**

I'm so sorry for bothering you, but the answer still wrong. It says that this is similar to the amount of fertilizer in the river water, but the amount of nitrogen will be less. So, what percent of the total mass of the fertilizer is nitrogen? Thanks,
*August 30, 2013*

**Chemistry**

I know that. I already used these steps, but the answer was wrong.
*August 30, 2013*

**Chemistry **

A farmer applies 1400.0 kg of a fertilizer that contains 10.0% nitrogen to his fields each year. fifteen (15.0%) percent of the fertilizer washes into a river that runs through the farm. If the river flows at an average rate of 0.410 cubic feet per second, what is the ...
*August 30, 2013*

**Math**

A basketball team won 10 of its first 20 games. If then won its next 5 games. What fractional part of its total number of games did it win?
*July 11, 2013*

**Math**

A basketball team won 10 of its first 20 games. If then won its next 5 games. What fractional part of its total number of games did it win?
*July 10, 2013*

**maths**

A man travels from town a to b at an average speed of 90km/h.on his return journey he takes (one)1 hour less and his speed is 10km/h faster......1.how far apart are towns a and b, ............. ..2.what Is his average speed from town a to b and back to a ..
*April 11, 2013*

**English Please help**

Thank You
*February 21, 2013*

**English Please help**

8. Neither of the glasses _________ full of juice. were weren't *was wasn't 9. In the living room _________ many interesting pieces of art. is isn't *are aren't Thank You
*February 21, 2013*

**english Please check answer**

Thank You
*February 21, 2013*

**english Please check answer**

10. In a research proposal, your sources should not have the potential to answer research questions. A.) true *B.) false Thank You
*February 21, 2013*

**Physics**

Final momentum = Initial Momentum (2561+823)(8.5) = 2561V + 823(0) (3384)(8.5) = 2561V 28764 = 2561V 11.23m/s = V
*December 19, 2012*

**camestry**

Calculate the number of grams of calcium chloride (CaCl2) needed to react with excess silver nitrate (AgNO3) to produce 6.60 g of silver chloride (AgCl). The equation for the reaction is given below: CaCl2 + 2AgNO3 → 2AgCl + Ca(NO3)2
*November 5, 2012*

**literary**

a connecticut yankee is episodic true or false
*July 5, 2012*

**literary**

IN THE 19TH CENTURY HANK MORGAN IS A MIDDLE CLASS a newspaper b cowboy c enginner
*July 5, 2012*

**Math**

a carpenter cut a 3- meter board into four pieces of equal length . how many centimeters long was each piece?
*June 1, 2012*

**Finance**

1. Hyundai Corporation plans to issue 4-year bonds with a par value of $1,000 that will pay $50 every year. The firm will issue these bonds to the buyers at $840 each. (6 points) a. Compute the before-tax cost of debt. (Hint: Try solving this like you solve for IRR; i.e. try 5...
*May 28, 2012*

**physics**

a person with a mass of 40 kg runs up a flight of stairs in 12 seconds the flight has 20 steps and the height of each step is 20cm
*March 29, 2012*

**calculus**

thanks for helping me
*February 29, 2012*

**calculus**

16sinx/x if x <0 f(x)= a if x=0 bcosx if x>0
*February 29, 2012*

**calculus**

Determine values of a and b that make the given function continuous . 16sinx÷x f(x)= a bcosx It's a bicewise function
*February 29, 2012*

**physics**

270-30=240
*January 10, 2012*

**4th grade Math Help**

Mr.brooks brought a box of 66 acorns to class can he give 3 acorns to each of the 23 students in his class why or why not
*January 8, 2012*

**PHYSICS PLEASE HELP!!**

caculate the k.e of car with mass of 50kg and velocity of 10m/s
*November 20, 2011*

**physics**

Vector is 6.0 units long and points along the negative axis. Vector is 8.5 units long and points at 40 to the positive axis
*October 9, 2011*

**chemistry**

A crucible containing potassium chlorate has a mass is 24.426 g. The crucible is heated according to the lab procedure for this week's experiment and is found to weigh 23.642 g. Write an equation for the reaction and, assuming that all the chlorate decomposed, calculate ...
*October 3, 2011*

**physics**

i think it will not be able. because Vf^2=-197500 m/s according to this relation Vf^2=Vi^2+2ax while x=0.2m, vi= 450 m/s , a=-10^6 m/s^2 is it right or not?
*October 2, 2011*

**physics**

A bullet is fired with a speed of 450 m/s through a board 20cm thick. If the bullet is subject to a large deceleration of magnitude 10^6m/s^2, will the bullet be able to emerge from the other side of the board.?
*October 2, 2011*

**physics**

A bullet is fired with a speed of 450 m/s through a board 20cm thick. If the bullet is subject to a large deceleration of magnitude 10^6m/s^2, will the bullet be able to emerge from the other side of the board.?
*October 2, 2011*

**Math problems**

p stands for pence
*June 5, 2011*

**Math problems**

i am an odd multiple of 50p, my number of pounds is double 18
*June 5, 2011*

**Math problems Help Please!!!!!!**

i am a four-digit number with the digits in order. my first two digits are the first two odd numbers. my last two digits are the last two single-digit even numbers
*May 16, 2011*

**Math problems**

i am a four-digit number with the digits in order. my first two digits are the first two odd numbers. my last two digits are the last two single-digit even numbers PLEASE HELP
*May 15, 2011*

**Math problems**

i am two numbers, the sum of my numbers is 1000, the diffrence between my two numbers is 100
*May 15, 2011*

**math problems**

what is a number that is between 200- 700 three digit multiple of 10 and divisible by 8 and 9
*May 10, 2011*

**science**

the consentration of Sr(OH)2 I S 0.02 WHAT IS THE CONSENTRATION OF OH ASSUMING COMPLETE DISSOCIATION
*January 16, 2011*

**Business**

We offer all types of loan worldwide at 6.8%, Our loans are well insured for maximum security is our priority.
*October 23, 2010*

**grammar**

correct the errors in the following sentence : My best childhood friend is her
*October 9, 2010*

**MATHS**

a parabola passes through the points (1,1) , (2,0) and (3,1) the equation of the parabola is y=ax^2 + bx + c a) write down a system of equations representing this parabola. b) solve the corresponding system and hence write down the equation of the parabola
*September 28, 2010*

**Memorial High School**

I need help in homework
*September 20, 2010*

**keolach**

hi n
*September 20, 2010*

**algebra 1**

I need help in homework
*September 20, 2010*

**Advanced 6th grade Math**

try to build a faster answering on a subject and use that same idea on your struggles
*April 12, 2010*

**Advanced 6th grade Math**

everything
*April 12, 2010*

**physics**

(a) A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 29.0° with the horizontal. A piece of luggage having mass 30.0 kg is ...
*April 4, 2010*

**Math**

What do the digits in the number 15 add up to? Answer 1+5=___. Using single digits, how many different ways can you add up to 6?. Example: The least number of digits is 2, and it is 1+5=6. The greatest number of digits is 6, and it is 1+1+1+1+1+1=6. 1.How many other numbers ...
*March 21, 2010*

**Physics**

A uniform ladder which is 10m long and weighs 300N, leans with its upper end against a smooth vertical wall and its lower end on rough horizontal ground. A man weighing 700N stands on the ladder at point of 6m above the ground. Calculate the magnitutes and the directions of ...
*November 13, 2009*

**chemistry**

Is it -194.6KJ ?
*October 29, 2009*

**Physics**

A 2-hp motor drives a sanding belt. If the efficiency of the motor is 87% and that of the sanding belt 75% due to slippage, what is the overall efficiency of the system?
*October 24, 2009*

**Physics - Buoyant Force**

It's well known it doesn't need to be given (like the gravitational force)
*December 16, 2008*

**problem solving**

no
*December 8, 2008*

**math**

a nother website except for search engins for fraction myestery
*October 20, 2008*

**math**

fraction mystery websites
*October 20, 2008*

**Principles of Business**

developing a organization chart
*September 25, 2008*

**Principles of Business**

You are planning to open a sporting goods store in your hometown. List the activities you would need to do for each of the functions of management: (1) planning, (2) organizing, (3) directing, and (4) controlling. Also, discuss the levels of management you would need and ...
*September 25, 2008*

**6th grade science**

Discribe the advantage and limitation of the three tyeps of models?
*September 22, 2008*

**6th grade**

Discribe the adventage and limitation of three types of model?
*September 22, 2008*

**chemistry**

how do i make the calculations after the titration
*July 12, 2008*

**algebra**

3x-6y=30
*January 28, 2008*

**math**

l=6+x, w=x,a= 11cm2 , area of rectangle= length*width , 11CM2=X(X+6), X2+6X=11,X2+6X-11=0, I GOT - 43 AND 43 BY AX2+BX+C=0
*May 8, 2007*

**math**

l=6+x, w=x,a= 11cm2 , area of rectangle= length*width , 11CM2=X(X+6), X2+6X=11,X2+6X-11=0
*May 8, 2007*

**Crystallization experiment**

1. Why is the final product from the crystallization process isolated by vacuum filtration and not by gravity filtration? 2. Environmentally speaking, what are the advantages and disadvantages of recrystallization versus column chromatography? Recrystallization –Report ...
*September 24, 2006*

**physics**

l don't know
*August 22, 2006*

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