Wednesday

December 7, 2016
Total # Posts: 276

**chemistry**

calculate the number of moles of cacl2 that can be obtained from 25g of limestone caco3 in the prescence of excess hydrogen chloride

*November 5, 2016*

**profit and loss**

110

*September 3, 2016*

**Math**

A cliff on the bank of a river is 250m high if d angle of depression of d point of d opposite side of the river is 50 degree,find the width of d river

*June 19, 2016*

**PHYSICS**

A FORCE OF 40N IS Applied at the end of wire 4m long and produced an extention of 0.24mm if the diameter of wire is 2.00mm.calculate stress on wire and strain in the wire

*June 5, 2016*

**history**

a=it maintained the balance of free and slave states

*May 26, 2016*

**Math**

x=33.3

*April 19, 2016*

**Math**

Femi spent 1/4 of his money on transport, 2/5 on food and has #700.00 left. how much did he start with?

*April 19, 2016*

**English**

Is it possible for a man of normal colour vision to have a colour blind daughter?

*April 14, 2016*

**English**

What is it that is so special about english?

*April 14, 2016*

**life orientation**

express emotions how bad fraud and corruption avoided

*April 12, 2016*

**principal of management**

Related Questions Business management quest - A college professor told her students, “The purpose ...

*March 8, 2016*

**Science **

What is the force that results from a 3,000 kg car accelerating at 20.00 m/s2? A. 150.0 N B. 3,000 N C. 3,020 N D. 60,000 N** I think D

*March 3, 2016*

**Math**

Thank you

*February 29, 2016*

**Math**

Okay. I looked over, I think it would be A

*February 29, 2016*

**Math**

A trapezoid has an area of 24 square meters. The lengths of the bases of the trapezoid are 5 meters and 7 meters. What is the height of the trapezoid? A. 4 meters B. 144 meters** C. 2 meters D. 1 meter

*February 29, 2016*

**Maths**

Angle/360=length Of An Arc/pi*diameter

*February 2, 2016*

**chemistry**

Silver chloride was formed when 10.10g of silver trioxonitrate(v) reacts with 14.10g of sodium chloride to form 9.58g of sodium trioxonitrate(v),write out the balance equation

*January 31, 2016*

**Math**

A student earns 10 dollars for every yard he mows in his neighborhood. He wants to buy a new MP3 player for 180 dollars including tax. At least how many yards will he need to mow in order to earn money for the MP3 player? a) Write an inequality that could be used to solve the ...

*January 21, 2016*

**Chemistry**

An experiment calls for 100ml of 0.1M copper(II) sulfate solution. Write a step-by-step procedure for a science teacher to make 100ml of 5M stock solution and the required diluted solution.

*December 29, 2015*

**math **

what is 5.696 in scientific notation thanks!

*October 28, 2015*

**University of Papua New Guinea**

Give equations with reaction conditions to show direct esterification methods for the production of A) isopropyl butanoate B) ethyl- 2-methylpropanoate

*October 12, 2015*

**HIS GRACE**

FOUR CO-PLANERFORCES OF MAGNITUDE 10N ,17N,6N AND 20N ACT AT POINT O AS SHOWN IN D DIAGRAM ABOVE DETERMINE THE MAGNITUDE OF D RESULTANT FORCE

*October 11, 2015*

**math**

Perform and indicate operation and simplify 5/8+7/10

*September 7, 2015*

**math**

Perform indicated operation and simplify 9/10 ÷ 18

*September 7, 2015*

**math**

Perform indicated operation and simplify 5/8 + 7/10

*September 7, 2015*

**problems involving equations**

the sum of two numbers is 38. when 8 is added to twice one of the number, the result is 5 times the other number. find the number

*August 17, 2015*

**problems involving equation**

14 Is added to ⅔ of a number. the result is 1¼ times the original number. find the number

*August 16, 2015*

**word problems**

the sum of two numbers is 38. when 8 is added to twice one of the number, the result is 5 times the other number. find the number

*August 16, 2015*

**English**

2 5

*May 12, 2015*

**english**

1,2

*May 12, 2015*

**math**

2.5cm

*April 21, 2015*

**math**

The Total Surface Area Of Rectangular Solid Is 4.65cm. If The Solid Is 7cm Long And 5cm Wide, Calculate The Height.

*April 21, 2015*

**Economics**

Why do opportunity costs change?

*October 12, 2014*

**English**

16. answer is C. Before the verb. Just did the exam got 100:)

*September 26, 2014*

**Science**

suppose that you are walking down the street. Describe the force acting on you, and describe how they change your motion

*September 22, 2014*

**a level chemistry**

two most abundant atmospheric gases react to a small extent at 298K in the presence of a catalyst to achieve dynamic equilibrium: N2(g) + O2(g) ->/<- 2NO(g) Kp= 0.30 Partial pressure of N2 and O2 = 0.78atm 1dm3 flask and equilibrium established after 30min. temperature ...

*September 7, 2014*

**chemistry**

Determine the volume of 1.2 mol/L HCl that will be required to neutralize 150 mL of 0.080 mol/L Ba(OH)2

*March 15, 2014*

**College Chemistry**

If a 375 mL sample of water was cooled from 37.5°C to 0°C, how much heat was lost (in joules)

*February 19, 2014*

**College Chemistry**

A 150.0 mL sample of a 1.50 M solution of CuSO4 is mixed with a 150.0 mL sample of 3.00 M KOH in a coffee cup calorimeter. The temperature of both solutions and the calorimeter was 25.2°C before mixing and 31.3°C after mixing. The heat capacity of the calorimeter is ...

*February 19, 2014*

**English**

B. is wrong. The correct answer is A.

*January 9, 2014*

**physical**

a tortoise walks north at 0.4 mg for 14 meters, then north at 0.2mg for 30 meters ,then south at 0.3 m/s for 60 meters.what is his average speed?

*September 8, 2013*

**math**

a tortoise walks north at 0.4 mg for 14 meters, then north at 0.2mg for 30 meters ,then south at 0.3 m/s for 60 meters.what is his average speed?

*August 23, 2013*

**physics**

a box is sliding down a frictionless plane inclined at an angle of 30 degrees with the horizontal. what is the acceleration of the box?

*August 12, 2013*

**physics**

a 3200-lb elevator cab is supported by a cable in which the maximum safe tension is 4000 lb. (a)what is the greatest upward acceleration the elevator cab can have? (b) the greatest downward acceleration?

*August 11, 2013*

**Math Statistics**

0.767324

*July 25, 2013*

**Physics**

At sea level and 303 k, a rubber balloon is inflated with hydrogen gas to a diameter of 3.00 ft and an internal pressure of 16.7 lb/in scuared. Find the diameter of the balloon at an altitude of 30000 ft where the internal pressure is 6.4lb/in scuared and the temperature is 238k.

*June 2, 2013*

**CHEMISTRY**

No 4 ¶§ C

*May 29, 2013*

**ECONOMICS**

An amount of money that is paid by government to someone who is ill poor or has job consumption

*May 19, 2013*

**literature**

There are many similes and metaphors that allude to death and dying in the story (death in the shawl). Identify as many as you can and discuss their effect on the story.

*April 7, 2013*

**Physics**

6.9kg/m3

*January 31, 2013*

**Physics**

The density of a gas at s.t.p is 1.3kg/m3. Find the density of the gas at -15 degree celcius and at a pressure of 8cmHg.

*January 30, 2013*

**math**

Find the amount accumulated future value in the sinking fund if $1,200 is deposited quarterly for 10 years at 6% per year.

*November 26, 2012*

**chemistry**

chemistry 101

*November 21, 2012*

**Help, Math 8th grade!!!!!**

sorry lol, for the name ha ha

*November 13, 2012*

**Help, Math 8th grade!!!!!**

Dont know how the name jessica is in the name box lol!!

*November 13, 2012*

**Help, Math 8th grade!!!!!**

I don't get it ?? :/ Please explain

*November 13, 2012*

**Help, Math 8th grade!!!!!**

14. Triangle ABC has coordinates A(1, 4); B(3, –2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection over the x-axis. Please help!! I need answer now!! I have been working on this problme for over an hour cant get it, please help, ...

*November 13, 2012*

**Please answer two math questions!!!**

Thank you :)

*October 23, 2012*

**Please answer two math questions!!!**

10. From the 2010 census data, the population of Texas was about 2.5 x 107 people. Florida’s population was about 1.9 x 107. Idaho’s population was about 1.6 x 106. Which of the following statements is true? a)Idaho has a larger population than Florida. b)Florida has...

*October 23, 2012*

**Please help with math!!**

And thank you Reiny!!:)

*October 23, 2012*

**Please help with math!!**

Thank you steve!! Lol you made everything sound soo much easier :)

*October 23, 2012*

**Please help with math!!**

I don't know it doesnt say, sorry :/

*October 23, 2012*

**Please help with math!!**

Ted Andrews bought 15 shares of Clark Company stock at $14.875. He sold them a month later at $20.375. What was his profit? Please help!! :) Thanks to everyone who helps! a)$6.50 b)$49.50 c)$80.50 d)$82.50

*October 23, 2012*

**Math!!**

Thank you Reiny!! :)

*October 23, 2012*

**Math!! **

If there is 1/6 of a cake and Mitchell only wants 3/12 of it, how much of the cake does he want? Please help!! a)1/6 b)4/18 c)1/24 d)3/18

*October 23, 2012*

**Math Please help!!**

Lol, not sure ;)

*October 23, 2012*

**Math Please help!!**

Thank you sooo much steve!!! :)

*October 23, 2012*

**Math Please help!!**

2. Mrs. Whimsey’s class is having a pizza party. If there are 16 students and 4 pizzas cut into 8 slices, what answer choice represents the fraction of one pizza each student receives? a) 1/3 b)1/16 c)1/4 d)1/8 Please help :)

*October 23, 2012*

**English**

Please I need an answer to this question: who is the antagonist in Groom Service short story. How does the author convey his/her character.

*October 10, 2012*

**english**

I am writing a dialogue between two characters in "Groom Service", I don't know if I am on the right track. I will appreciate it if you culd help me to read through this conversation nad make suggestions. I really appreciate our contributuion. After Martha and ...

*October 10, 2012*

**math**

arrays and expanded algorithm at Montclair School, Oakland, CA

*October 3, 2012*

**calculus**

How do I solve this using the TERM BY TERM method? If f(x)= (2x^2 - 5x - 3) / (3-x) find f'(-8).

*October 2, 2012*

**Math Help!**

How many times as great as one thousand is one million

*October 1, 2012*

**science**

Think about the impact that two (2) of your meals have on our world from an ecological and economic perspective. You can pick breakfast, lunch or dinner, and then answer the following questions

*August 12, 2012*

**Health Policy and Economic Analysis Care**

Argue the following statement: Despite our relatively high level of healthcare expenditure, we may still be getting enough for our money.

*May 30, 2012*

**health**

Argue the following statement: Despite our relatively high level of healthcare expenditure, we may still be getting enough for our money.

*May 21, 2012*

**physics**

Describe the operation of electrons in a conductor

*April 29, 2012*

**L.o**

Global warming.name two institutions/community organizations that are involved in supporting or giviing redresss to these disaster.Explain how these organizations are involved in providing a safe and healthy environment.(suggestion:Find out about NGO's or other ...

*April 22, 2012*

**Grade 12 life orientation**

i need answers

*April 19, 2012*

**Statistics - Probability**

A mutual fund company has six funds that invest in the U.S. market and four funds that invest in foreign markets. An investor wishes to create a mutual fund portfolio composed of two U.S. funds and two foreign funds. Unknown to this investor, one of the U.S. funds and one of ...

*April 8, 2012*

**Statistics**

You are responsible for quickly fixing your company¡¯s computer system when it crashes. You know that there are three possible sources of errors in the system: the disk drive, the memory and the operating system. From an analysis of historical data, you find that 50...

*April 8, 2012*

**Statistics - Math (Please Please help!!)**

You are an owner of a firm that manages other small manufacturing companies, which pay you to employ temporary salespersons to sell their products. The owner of one of these firms wants to increase their sales and promised to give you a bonus of $12,000 if your temp ...

*April 8, 2012*

**math**

explain how you can find the numbe of feet in 40 yds

*February 2, 2012*

**math**

112

*February 2, 2012*

**Literacy**

In a (----), consumers ultimately decide what should be produced.

*January 17, 2012*

**Biomechanics**

XY coordinates of the right toe of a soccer kick performer are Frame 20: (2.62, 0.99) Frame 14: (2,34, 0.16). How far did the toe travel in the upward direction between frames 14 and 20? How fast did the toe travel in upward direction between frames 14 and 20? How fast did the...

*October 8, 2011*

**Life orientation**

1. Identify environmental or human factor that causes ill health,accidents,crises,& disasters within communities. 2. Discuss ways in which the human or environmental problem impacts on the community

*June 11, 2011*

**parachute**

What is air resistance ?? how is it caused ?? how is it increased??

*May 9, 2011*

**math**

What is the intersection of A and B? a (4,8,12,16) b (8,16,24)

*May 4, 2011*

**english**

count the letters in each word. write them in the right box .2, 3, 4, 5

*April 13, 2011*

**Algebra 2**

During the first part of a trip a canoeist travels 93 miles at a certain speed. The conoiest travels 5 miles on the second trip at 5mph slower. The total time for the trip is 2 hrs. What was the speed on each part of the trip? I entered 1.999 as answer given, but it was wrong...

*April 1, 2011*

**Algebra 2**

Aki's Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by c(x) =0.1x^2 -0.5x+ 9.295. Where C(x) is in hundreds of dollars, how many bicycles should the shop build to minimize the average cost per bicycle? Thank ...

*April 1, 2011*

**algebra 2**

This answer is wrong, If I can just get the time of the first trip, I can take it from there. I don't need to know the second trip, just the first trip. I appreciate your help. Thank you

*March 31, 2011*

**algebra 2**

During the first part of a trip a canoeist travels 93 miles at a certain speed. The conoiest travels 5 miles on the second trip at 5mph slower. The total time for the trip is 2 hrs. What was the speed on each part of the trip? Thank you for all your help.

*March 31, 2011*

**Algebra 2**

During the first part of a trip a canoeist travels 93 miles at a certain speed. The conoiest travels 5 miles on the second trip at 5mph slower. The total time for the trip is 2 hrs. What was the speed on each part of the trip? Thank you for all your help.

*March 31, 2011*

**Algebra 2**

I apologize for that. I didn't realize I didn't write the whole problem. Thank you for pointing that out to me. Aki's Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by c(x) =0.1x^2 -0.5x+ 9.295. Where C(...

*March 31, 2011*

**algebra 2**

Aki's Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by c(x) =0.1x^2 -0.5x+ 9.295 Thank you for your help

*March 31, 2011*

**algebra 2**

You want to use Pythagorean theory here. So a^2 + b^2 = c^2. a and b would be the 2 side length and then solve for c. Do you think you can take it from here? If you tell me what you got as a answer I can figure it out and let you know what I got. To be honest with you, I don&#...

*March 29, 2011*

**algebra 2**

Darla is building a new desk. To make sure she had made a square corner, she measures 10ft from the corner along one edge and 7ft from the corner along the other edge. How long should the diagonal be betwee those two points if the corner is a right angle? Thank you

*March 29, 2011*