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Posts by fatima

Total # Posts: 165

government
Wtat is legitimate government? Outline any four features of legitimacy? What is simple majority sysyem? Outline four demeits of the system

physic
A particle of mass 10kg Move in a circular orbit of ratio 2cm with a linear velocity of 0.2m/s calculate the angular velocity, the frequency and the centripetal force

Math
A recipe for 2 dozen cookies calls for 1 1/3 cups of flour how much flour would be needed to make 5 dozen cookies

Algebra
5x+3y=9x-7y I am having trouble in solving. My answer is ending in fractions. And do far I have gotten y=-1/7

Math
determine the value(s) of k which the equation x^2+kx+9=0 will have a) two real roots b) 2 distinct roots I tried to find the discriminant but I didn't get the right answer.

math
130 bouncy balls

Maths
A garden has a small rectangular lawn surrounded by a flower-bed of equal width. The lawn measures 5 metres by 12 metres and the flower-bed has a width of x metres. Write an expression for the area of the garden and flower-bed

English
Yeah I think it's B

math
19000

chemistry
what is the mass of bromine contains the same number of atoms of 50.0 g of iodine? my work: 50g/79.5g= .628 mol(Br) 50g/126g=.394 mol(I)

Physics
Steady speed means zero acceleration. Since power=force*velocity and force is zero due to steady speed then power will also be zero. In other words; power=force*velocity Power=mass*acceleration *velocity Since acceleration is zero. Power=mass*0*velocity Power=0hp OR 0watts

Chemistry
How many kJ is released when 3.4 mol of water is frozen?

English
In which revised sentence did Alexander change the underlined word to use it as an noun?

PHY 113
a b b b c d a a d c a d d d

maths
Square root 3

economic
which policy will be favorable for the consumers (buyer of the cars only) of Pakistan.

4th grade math
204.2

Chemistry
DS System= -627J/K DS Surr=11246J/K DS Uni= 10619 J/K Just got this right on sapling!

chemistry
24.55778376

Management
which reason total earning of emoloyees decrease. while who worked more efficiently

management
which reason total earning of employees decrease.while who worked more efficiently

management
why total earning of employee's job decrease while who worked more efficiently.

chemistry
A certain reaction is spontaneous at 72˚C. if the enthalpy change for the reaction is 19Kj/mol, what is the minimum value of ΔS (in J/K•mol) for the reaction?

chemistry
In a certain experiment a student finds that the PHs of 0.10 M solutions of three potassium salts KX, KY, and KZ are 7.0, 9.0, and 11.0, respectively. Arrange the acids HX, HY, and HZ in order of increasing acid strength.

chemistry
In a group 1 analysis, a student adds hydrochloric acid to the unknown solution to make [Cl-] = 0.15 M. Some PbCl2 precipitates. Calculate the concentration of Pb2+ remaining in solutions.

math
Find the maximum and minimum values of the given objective function on the indicated feasible region. M = 150 − x − y

university of minnesota
Find the maximum and minimum values of the given objective function on the indicated feasible region. M = 150 − x − y

Math
Joan ran for 2.25 hours burning 3075.5 calories per hour how many total calories does he burn

spelling spree
Cup

Social studies
in which province will you find wastern highlands

math
natasha had 7/8 gallon of paint. her brother ivan took 1/4 gallon to paint his model boat. natasha needs at least 1/2 gallon to paint her bookshelf. did ivan leave her enough paint?

Math (Word Problem)
An open gift box is to be made from a square piece of material by cutting four-centimeter squares from the corners and turning up the sides. The volume of the finished box is to be 576 cubic centimeters. How to find the size of the original piece of material?

Science
????

english
write a analogy paragraph "the process of reading a good book"

physics
If the change in the value of 'g ' at a height 'h ' above the surface of earth is the same as at a depth 'x ' below it. When both x and h are much smaller than the radius of the earth. The relation between x and h is?

physics
If two stones projected from the same point with the same speed but at angles pi/3 and pi/6 respectively have their ranges R₁ and R₂ then a)R1=2R2 B)R1=R2 C)R1=5R2 D)R1=25R2

physics
"a drag racing car starts from rest at t= 0 and moves along astraight line with velocity given by V = bt^2 where b isconstant. The expression for the distance traveled by this car from its position at t = 0 is a)bt^3 b)bt^3/3

physics
A particle moves along the x-axis from an initial position xi to a final position xf. Of the following values of xi and xf, which results in a negative displacement? (a) xi = 6 m, xf = 4 m (b) xi = ?4 m, xf = ?2 m (c) xi = ?4 m, xf = 2 m (d) xi = 4 m, xf = 6 m (e) xi = ?4 m, ...

accounts
People from all over the world moving from sole proprietorship to partnerships due to the numerous benefits they get. You are required to tell why the focus is shifting from sole proprietorship to partnership? Explain your answer with the help of at least five solid reasons.

english
formal informal

english
which language is used to make comparisons in business communication

malay
Who is your best friend at school? Do you like mathematics?Why? Food what is the most you would prefer? Do you like reading a novel?

accounts
People from all over the world moving from sole proprietorship to partnerships due to the numerous benefits they get. You are required to tell why the focus is shifting from sole proprietorship to partnership? Explain your answer with the help of at least five solid reasons.

Finance
ABC Company is engaged in the manufacturing of electronic equipment. The Company has reported net loss for the year 2013 but its Cash Flow Statement is showing a positive net cash flow. Being a student of Business Finance, you are required to discuss briefly the reasons behind...

microeconomics
Market demand is given as QD = 200 – 3P. Market supply is given as QS = 2P + 100. Each identical firm has MC = 0.5Q and ATC = 0.25Q. What quantity of output will a typical firm produce? a.10 b.20 c.30 d.40

math
-0.06

math
How business mathematics can help you in making decision about investment in a business.

Nuclear Radiation Technology
T1/2(Ra-226) = 1602 years What is the activity of 1 gram of Ra-226? Give the answer in Ci and Bq? What would be this activity after 1T1/2 and 5T1/2? Someone please help me with this question.

math
Its 18 because if you find the factors Closely 18 has 5 factors

English
Write a letter to the editor or a speech calling for a change that you would like to see in your community and reference the three works as evidence that non-violence and civil obedience are an effective method for affecting change Using these sources - Civil Obedience On ...

english
use these five words given below and write a essay 120 to 140 words 1.family 2 television 3 entertainment 4 mother 5 day time

english
Read the paragraph below and complete the cause-and-effect chart. Erosion is a natural process. During the erosion process, soil and rocks are worn away by the elements. Most erosion results from a combination of several factors, including heat, cold, gases, water, wind, ...

math
Suppose you are managing an account in which you deposit Rs. 20,000 at the end of each year for 20 years. How much amount you have accumulated with the assumption that you earn 5% interest compounded annually.

math
Ali needs to borrow Rs 500,000 for three years. Which of the following option is more beneficial for him? (i) 3.2 % simple interest rate (ii) 1.6% compound interest rate when it is compounded semi annually

science physics
arthur is riding a horse at a velocity of 4m/s. four seconds after, he is already traveling at a velocity of 12m/s. what is his acceleration

physics
-22

chemistry
In an experiment, 6.700g of hydrogen sulfide is fully decomposed into its elements.If 0.396g of hydrogen is obtained in this experiment, how many grams of sulfur must be obtained?

chemistry
ANSWER n(O2) = 0.225 mol

chemistry
How many moles of O2 are produced when 0.300mol of KO2 reacts in this fashion?

chemistry
Thanks DrBob222 ANSWER 3.1×10−2,3.1×10−2

chemistry
3.1×10−2 Molarity MgSO4. Express your answer numerically using two significant figures.

chemistry
ANSWER ν = 0.160 mol

chemistry
How many moles of HNO3 are present in 34.0 mL of a 4.70 M solution of nitric acid?

chemistry
What is the mass, in grams, of 7.40×1020 molecules of caffeine, C8H10N4O2

math
395

Chemistry
what mass in grams of sodium hydroxide is produced if 20.0g of sodium metal reacts with excess water according ro the chemical equation, Na(s)+H2O4->naoh(aq)+h2(g)

physics
a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

physics
a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

physics
thanks alot

physics
a body moves in a straight line with initial velocity and uniform acceleration.find how far it travels in12s,given that it travel 246m in the 1st 6seconds,and 69m in the last 3seconds.find also the initial velocity.

physics
a particle is travelling in a straight line with constant acceleration.it covers 6m in the fourth second and 7m in the fifth second.find its acceleration and initial speed.

science
a particle ia projected upward with a velocity of u m/s and after an interval of t(s) anoda particle is projected upward from the same point and wit the same initial velocity.proof dat they will meet at a height of (4u^2/8g-g^2t^2/8g)

science
thank u very much steve...am grateful

science
a particle is projected vertically upward with the velocity u m/s and after t(s) another particle is projected upwards from the same point and with the same initial velocity. proof that the particle will meet after a lapes of (u/g + t/2)seconds from the instance of the first ...

science
a particle moving in a straight line with constant acceleration passing over distances x,y,z in equal consecutive interval of time(t).find the relation between x,y and z..and the acceleration of the body.

chemistry
A scientist is performing an experiment on a powder. Which of the following is a sign that a chemical change has definitely occurred during his experiment? The powder catches on fire. The powder releases bubbles. The powder heats up. The powder breaks apart into smaller ...

chemistry
Energy must be removed because particles in liquid move more slowly. Energy must be added because particles in liquid move more quickly. Energy is neither added nor removed in this phase transition. Energy is either removed or added, depending on the type of particles

chemistry
Which best describes the transition from gas to liquid?

math6
shaunti drove 621miles in 11.5 hours.wht was her average speed in miles per hour?

4th grade math
36/2=18

math
y= 2sin(2x-pi/4) find amplitude, period, phase shift, assymptote and graph

Math
Explain why you would make one of the addendds a tens number when solving an addiction problem

Linear algebra
Show that the origin is the only equilibrium point of the system? X=ax+by Y=cx+dy Wherea,b,c and d are constants, with ad-bc not aqual to 0(zero) Please show me how to do this problem Please show me the work

Precalculus
give an example of two decreasing functions whose product is increasing

Math
1. What is a ratio? a. What is the difference between a ratio and a fraction? b. What are the similarities between ratios and fractions? c. Remember that order is important! d. How do you simplify ratios?

precalculus check immediately
suppoe f is a function with domain [1,3]and range[2,5]? define functions g and h by g(x)=3f(x)and h(x)=f(4x) what is domain and range of g what is domain and range of h I solved it and got it like this domainof g=[1,3]and range of g=[3,9] Domain of h=[4,12] and range of h=[2,5...

precalculus
suppose the only information you know about a function f is that the domain of f? is the set of real numbers and that f f(1)=1,f(2)=4,f(3)=9,f(4)=16what can you say about the value of ,f(5). Hint the answer to this problem is not 25 the shortest correct answer is just one word

precalculus
Suppose f is an even function and g is an odd function such that the composition fog is defined.d show that fog is an even function

precalculus
Suppose g is an even function and f is any function such that the composition fog is defined. show that fog is an even function

Precalculus plese check urgent
Give an example of a function whose domain is{3,4,7,9} and? whose range is {-1,0,3} plese give me the trick of finding such functions Is this answer coreect the function must only consist of individual points: {(3, -1), (4, 0), (7, 3), (9, 0)} is an example.

Pre calculus
Precalculus-------Give an example of three functions f,g,h none of which is a constant function such that? Precalculus-------Give an example of three functions f,g,h none of which is a constant function such that? foh=goh but f is not equal to g I tried with many functions but...

precalculus
Precalculus-------Give an example of three functions f,g,h none of which is a constant function such that? fog=foh but g is not equal to h. I tried with many functions but not getting like f=x g=1+x then h=?or any other example so that we get fog=foh

Pre calculus
give an example of two decreasing functions whose product is increasing

Precalculus
Give an example of an increasing function whose domain is the interval [0,1]but whose range does not equal the interval[f(0),f(1)] please show me the work

calculus
Help with an integration question with the substitution given? Please help, i tried to to answer it but the working is too complicated can anyone help out there, the question says: Using substitution 5x=4cosØ to show ∫ √ (16-25x^2) dx = 4 π + 6√ 3...

precalculus
show that the composition of two increasing functions is increasing

precalculus
give an example of two increasing functions whose product is not increasing

precalculus
show that the sum of two increasing functions is increasing

Math
The answer is 4 hour

Maths(please check urgently
Please check urgently .I have to submit the assignment A give an example of a function whose domain equals the set of real numbers and whose range equals the set? the set {-1,0,1} BGive an example of a function whose domain equals (0,1)and whose range equals [0,1] C.Give n ...

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