# Posts by nisha

Total # Posts: 79

**Math**

The angles of depression of two stones one mile apart on the same side of a tower are 30Â° and 45Â° .calculate height of the tower.

*March 19, 2017*

**maths**

In a parallelogram ABCD, sum of two angles is 140 degree then find the measures of its acute angles

*February 26, 2017*

**Science**

Ammonia may be oxidised to nitrogen monoxide in the presence of a catalyst according to the following equation. 4NH3 +5O2-4NO+6H2O.If 27 litres of reactants are consumed ,what volume of nitrogen monoxide is produced at the same temperature and pressure?

*February 18, 2017*

**Physics y.s.n.**

A body start with an initial velocity of 10metre per second move along the straight line with constant acceleration and the velocity of the body is 50 metre per second the acceleration is reversein the direction find the velocity of the particle as it reach the starting point

*November 25, 2016*

**science**

lighting is actually an enormous display of the concept of?

*September 8, 2016*

**Physics**

Is KNO3 soluble in KOH solution?

*September 5, 2016*

**Probability (check)**

4 is wrong.the answer is 6 100%

*April 5, 2016*

**chem-1**

a first order reaction 50% complets in 20 min.how much time will be required for 90% completion?

*February 23, 2016*

**Chemistry**

when zinc is aaded to dil hcl it will react and hydrogen gas is evolved and zincchloride is forned which is soluble in water .the confermation of reaction can be deduced from bubble formation the bubbles are produced due hydrogen gas> Zn+2HCL(aq)->ZnCL2(aq)+H2(g)

*February 23, 2016*

**math**

Two truck drivers leave the same rest stop at the same time to travel in opposite directions.One travel at an average rate of 52 mph and the other average 56 mph.In how many hours will they be 72 miles apart

*November 20, 2015*

**Math**

Rows - 6 = 5770 Rows = 5770+6 = 5776 Rows = ?5776 = 76 76 rows is the answer

*August 31, 2015*

**Managerial Economics**

Given the total cost function: C=16q2 + 10q+36 (where q is the output) Find: (i) values of q for which ATC is falling, and (ii) values of q for which ATC is rising

*July 28, 2015*

**chemistry**

how we prepare a 4M solution of NaCl in 100ml and after this we dillute this 4ml solution to make3.8M solution.

*July 14, 2015*

**Physics**

Two cars AandB travel along the same road in the Sam direction from the Same starting place.Car A maintains speed of 50km/h and car B 60km/h,but starts one hour later. how many hours will take for B to overtake A?

*June 21, 2015*

**math**

God! Helped a lot...thank you steve

*February 3, 2015*

**math**

Mohan and Sohan went to a bakery shop. Mohan bought 6 puffs, four burgers and three cakes and used up all the money he had. Sohan bought three puffs, eight burgers and six cakes and spent 20% more than Mohan. What percent of his money did Mohan spend o puffs? Please e help me ...

*February 3, 2015*

**math**

A string is cut into two parts.The ratio of lengths of the string and the smaller part is six times the ratio of lengths of the smaller and the larger parts .Find the ratio of the lenghths of the larger and the smaller parts of the string. Help me solve this question.

*January 21, 2015*

**legal research writings&**

Lol your losers then

*January 13, 2015*

**legal research writings&**

Please help! is it D or B?

*January 13, 2015*

**legal research writings&**

I thought it was treatises because some are changed and usually aren't but then dictionaries get new edition ...im confushed

*January 13, 2015*

**legal research writings&**

Which of the following legal publications is NOT typically updated with pocket parts? a) Legal encyclopedias B) Legal dictionaries C) Digests D) Treatises Book Legal Research and Writing for paralegals by pamela R. Tepper and Neal R. Bevans I already found some answers to this...

*January 13, 2015*

**math**

A test of 60 minutes contains questions on mathematics and english only. the time taken to solve a mathematics question is twice the time taken to answer an english question and the ratio of time taken to solve all mathematics questions to time taken to answer all english ...

*January 13, 2015*

**math**

Mr ram has five sons ajay,balu,charan,easwar and ganesh. He had some chocolates with him which he distributed in the following manner. Twice the number of chocolates received by ajay, thrice the number of chocolates received by charan and four times the number of chocolates ...

*January 13, 2015*

**Chemistry**

You need to make 500mls of a 7percent bovine serum solution

*October 20, 2014*

**science**

An object of mass m is thrown vertically upwards.At what rate will its momentum change?

*October 4, 2014*

**physics**

The rate of burning of fuel in a rocket is 50 g/sec and comes out with a velocity 4X1000 sec. then find the force extended by fuel on the rocket.

*August 5, 2014*

**maths**

In a purse for every 8 notes of 10/- it should have 5 notes of 5/-. For every 8 notes of 5/- it should have 3 notes of 1/-. If value of 5 notes =200 then what is the total amount in the purse?

*July 19, 2014*

**maths**

In a purse for every 8 notes of 10/- it should have 5 notes of 5/-. For every 8 notes of 5/- it should have 3 notes of 1/-. If value of 5 notes =200 then what is the total amount in the purse?

*July 18, 2014*

**math**

Thanks! So much!

*May 18, 2014*

**math**

On the side of a parade ground there are two flag poles. The first is 11m high and the second is 8m high. At 3pm the shadows cast by both poles overlap each other perfectly and the furthest point of both shadows is exactly 13m from the base of the base of the shortest pole. ...

*May 18, 2014*

**writers craft**

this question is on writing a film review. i have to write a weakness in cinematography/story element from the movie finding forrester?

*April 21, 2014*

**Physics please HELP**

An insulating sphere of mass m and positive charge q is attached to a spring with length h and spring constant k_s and is at equilibrium. An infinitely long wire with positive linear charge density lamda is placed a distance l away from the charged mass at equilibrium as shown...

*November 9, 2013*

**Physics Important please**

An insulating sphere of mass m and positive charge q is attached to a spring with length h and spring constant k_s and is at equilibrium. An infinitely long wire with positive linear charge density lamda is placed a distance l away from the charged mass at equilibrium as shown...

*November 8, 2013*

**chemistry**

the following is a redox reaction. show which element(s) are oxidized and reduced. include how many total electrons are gained or lost by each element. 3HNO---->HNO3+H2O+2NO

*November 1, 2013*

**University of Belize**

5. A 0.500 g sample of a BaCl2•2H2O/Na2SO4 salt mixture, when mixed with water, filtered, and dried, produced 0.225 g of BaSO4. The Na2SO4 was determined to be the limiting reactant. a. Calculate the mass, in grams, of Na2SO4 in the mixture. b. Calculate the mass, in ...

*October 29, 2013*

**school Physics**

A large charge distribution Q exists at the center of a cube. It is surrounded by six smaller charges, q , each facing a direction perpendicular to a face of the cube.What is the electric flux through one of the sides of the cube?

*October 28, 2013*

**Physics pls anyone can help me? its urgent**

question is asking electric field of three quarter, but that link is about one quarter and I did according to video, but I got wrong answer and I don't know the direction of components?

*October 20, 2013*

**Physics pls anyone can help me? its urgent**

A charged rod of length 21cm and total charge -7.5muC is bent into a three-quarter circle symetric about the x-axis as shown below What is the magnitude of the Electric Field at the center of the three-quarter circle in N/C ?:Which directions listed below make up the ...

*October 20, 2013*

**Physics**

thanks

*October 18, 2013*

**Physics**

A circular ring of radius 10 cm has a continuous charge distribution of 4C/m . How many total electrons are on the ring?

*October 18, 2013*

**English**

Rearrange into meaningful sentence: The river/see/could/from/and/the field/one ripe corn/the height/of

*June 19, 2013*

**English**

Rearrange into meaningful sentence: Sat/a/house/the/crest/hill/of low/on

*June 19, 2013*

**Finance**

Assume that you are financial advisor to a business. Describe the advice that you would give to the client for raising business capital using both debt and equity options in today’s economy

*May 26, 2013*

**Everybody hw help who go facebook**

I don't use facbook.but hw essay topic what should people do to get rid out of facebook? What should they do if they r addicted to it? Ples helppp

*May 1, 2013*

**To ms sue**

I don't have ideas cause i don't use facebøk. Thanks 4 help.do u have any more ideas?

*May 1, 2013*

**Help english**

My essay topic what should people do if they r addicted to facebook? Help please

*May 1, 2013*

**English**

I have to write essay but need help.essay topic how to get rid of facebook?

*May 1, 2013*

**algebra**

Provide A Reason For Each Step Of Simplifying The Expression 3 3(4p-1)-7p

*February 24, 2013*

**math**

In how many years will rs ninehundred amount to rs one thousand one hundred and seventy at ten percent per annum please help me coz i must submit my homework after one days please help me and thankyou so much jiskha site love u

*January 2, 2013*

**math**

The ratio of zinc and copper in an alloy is seven ratio nine if weight of copper in the alloy is eleven point kg then find the weight of zinc in the alloy

*January 2, 2013*

**math**

What is the perimeter of a parallelogram With base nine cm side lengh twenty seven cm and height twenty cm please help me

*January 2, 2013*

**math**

What is the of a parallelogram with base nine cm side length twentyseven cm and height twenty cm

*January 2, 2013*

**math**

The area of a triangle is fifty cm square if altitude is of eight cm what is the lengh of its base

*January 2, 2013*

**math**

A right trianglar field has a hypotenuse is fifty m and one side is forty m find the area of the triangle

*January 2, 2013*

**math**

How to multiply both the sides with two and add them i mean it is not possible

*January 1, 2013*

**math**

Two adjacent sides of a parallelogram are four cm and five cm find the perimeter of the parallelogram

*January 1, 2013*

**math**

A right triangular field has its hypotenuse is fifty cm and one side is forty cm find the aarea of it triangle

*January 1, 2013*

**Discrete Mathematics**

Let m,n,z belong to N such that m and n divide z and gcd(m,n) = 1. Prove that m.n divides z.

*October 20, 2012*

**Discrete Mathematics**

Find g := gcd(389,222) and a,b belongs to Z such that g = a.389 + b.222.

*October 20, 2012*

**Discrete Mathematics**

Find x in the following expressions: 1. (111)10 = (x)3; 2. (111)3 = (x)10; 3. (2012)10 = (x)7; 4. (2012)7 = (x)10;

*October 20, 2012*

**Chemistry**

e. II and IV Because the mass of O2 could be larger, and II and IV are right. So out of elimination, E is correct

*September 21, 2012*

**geometry**

14. Question says that there is a triangle with a base of x units and height h units and two sides of length 10 units. Answer the following questions: • Draw a representation of this situation (the triangle). • Find a formula for h in terms of x. h = square root {10^...

*July 10, 2012*

**statistics**

Sample size, n: 8 Degrees of freedom: 6 Correlation Results: Correlation coefficient, r: 0.3201344 Critical r: ±0.706734 P-value (two-tailed): 0.4395 Fail to Reject the Null Hypothesis Sample does not provide enough evidence to support a linear correlation Regression ...

*February 12, 2012*

**geomatry**

what goes into 14/56

*December 6, 2011*

**science**

a marathon race is 42.2km. what is the length of a marathon in meters? recall that 1000m= 1km.

*January 13, 2011*

**algebra**

You've received an invoice for $3,000 with terms of 3/10, 1/20, n/30. How much will you have to pay if you pay the bill in 12 days?

*June 22, 2010*

**English**

Material noun

*May 18, 2010*

**crt**

what type of fallacies is Letter to the editor: “Andrea Keene’s selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of the anti-...

*May 11, 2010*

**math**

Give your own example of a function using a set of at least 4 ordered pairs. The DOMAIN will be any four integers between 0 and +10. The RANGE will be any four integers between -12 and 5. Your example should NOT be the same as those of other students or the textbook. There are...

*January 8, 2010*

**4th grade science**

i don't know

*November 7, 2009*

**science**

How do you find the total kinetic energy...What formula do I use. I am given moles, volume, and temp.

*October 21, 2009*

**science**

Which of the following samples will react completely with 20.0 mL of 0.200 M LiOH 10.0ML of 0.100 M HCL 10.0mL of 0.200 M H2SO4 10.0mL of 0.100 M HNO3 20.0mL of 0.200 M H3PO4 20.0mL of 0.100 M HBr How do I do this problem??

*September 26, 2009*

**science**

ok. Solutions: The H+ ions and OH- ions move under the influence of an electric field by very different processes than Na+ or Cl- ions. Consider your conductivity values for the 0.010 M solutions of NaCl ( 12.80), NaOH (1480), and HCl (1.083E). Suggest an order for the ...

*September 24, 2009*

**science**

1. suggest an order for the conductivity of H+, Cl- and OH-, explain your reasoning 2. (so I have a conductivity data)....Which of the solutions have ions due to the presence of solute? b. Are there covalent solutes that produced ions in solute?

*September 24, 2009*

**spelling**

can you unscramble the following words

*August 16, 2009*

**History 2111**

Explain the origin and significance of the First Americans. Explain five events that led to the settlement of America by Europeans?

*June 10, 2009*

**College microeconomics**

yes, both would be better off after specialization and trade. If they trade at a rate of 2.5 pounds of potatoes for 1 chicken, each would be better off. Michele could give up 50 pounds of potatoes to gain 20 chickens. Michele would consume 150 pounds of potatoes and 20 ...

*April 14, 2009*

**Chem**

im having a problem with polar and nonpolar how can you tell the difference?

*November 6, 2007*

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