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Questions Asked on August 21, 2016

what mass of H2SO4 is contained in 25g of 15percent w/w solution?
1. 2 answers
2. asked by Titus
3. 818 views
P4 + HNO3 = H3PO4 + NO2 + H20 by partial method balancing
1. 3 answers
2. asked by Durgesh
3. 6,429 views
If f(x)=3cos^2x-4cosx
1. 1 answer
2. asked by Kamlendra Singh
3. 385 views
I have a number of patients this month who need to start a course of treatment.The treatment involves an injection now, followed
1. 0 answers
2. asked by Asfand
3. 449 views
Ok now this I'm seriously confused about - Rewrite the following expression without absolute value bars-9 / |-9|
1. 1 answer
2. asked by Lilly
3. 397 views
Rewrite the expression without the absolute value bars .| √11 - 7 | My answer was √11 - 7 but apparently it's wrong someone
1. 2 answers
2. asked by Lilly
3. 816 views
Solve absolute value t - 2 = -1A. -1, 3 B. -1, 1 C. -3, 3 D. -3, 1 Thank you!! I got D. Please correct me if I am wrong. Thank
1. 2 answers
2. asked by Kaashif
3. 365 views
A piece of zinc was added to 1000cm³ of 0.2m hydrochloric acid. After effervescence head stopped, 30cm³ of the resulting
1. 1 answer
2. asked by victor Ilevbare
3. 1,890 views
An ox in a oil processing apparatus is tethered to a rope 3m long .How much distance does it cover in 14 rounds?
1. 2 answers
2. asked by Vivek
3. 465 views
Prove that the area of a circular path of uniform width h surrounding a circular region of radius r is pi h (2r+h)
1. 3 answers
2. asked by Vivek
3. 1,068 views
Solve the following equation on the interval [0,2pi) if sin = -0.29?
1. 1 answer
2. asked by Ed
3. 606 views
If your favorite silver jewelry ever tarnishes and you happen to have some aluminum foil on hand, you can actually get rid of
1. 1 answer
2. asked by student in revolt
3. 729 views
P4 + HNO3 = H3PO4 + NO2 + H20 balance by partial method
1. 3 answers
2. asked by Durgesh
3. 3,201 views
A number on being divided by 10 and 11 successively leaves the remainders 5 and 7. Find the number.
1. 2 answers
2. asked by kumar
3. 451 views
Equal squares of side length x are removed from each corner of a 20 inch by 30 inch piece of cardboard, and the sides are turned
1. 1 answer
2. asked by Brenna
3. 1,967 views
A 100 inch piece of wire is cut into two pieces. Each piece of wire is used to make a square wire frame. Let x be the length of
1. 2 answers
2. asked by Brenna
3. 1,544 views
Wht is acid,base,and salts.
1. 1 answer
2. asked by Guneek Jain
3. 571 views
Solve lim sin2x using any method.×>0 ----- 5x I am unaware of what my first step is supposed to be, I know that if I plug in 0
1. 1 answer
2. asked by Leslie
3. 571 views
Two cannonballs are shot in sequence from a can-non, into the air, with the same muzzle velocity, at the same launch angle.
1. 1 answer
2. asked by himel
3. 487 views
determine the ph of 5 grams KNO3 that is dissolved in 100ml water.KNO3 is produced by mixing .2M KOH and 0.2M HNO3...please help
1. 1 answer
2. asked by Jonalyn
3. 747 views
determine the ph of 5 grams KNO3 that is dissolved in 100ml water.KNO3 is produced by mixing .2M KOH and 0.2M HNO3...please help
1. 0 answers
2. asked by Jonalyn
3. 657 views
you walk 95.0 m at a speed of 1.26 m/s and then run 95.0 m at a speed of 3.61 m/s. what is the average velocity?
1. 2 answers
2. asked by karen
3. 503 views
"We hold these truths to be self evident, that all Men are created equal, that they are endowed by their Creator with certain
1. 4 answers
2. asked by Serena
3. 2,361 views
I'm having a hard time figuring out this question," There is only one positive number that satisfies the equation (greek letter
1. 2 answers
2. asked by Person
3. 523 views
I'm having a hard time figuring out this question," There is only one positive number that satisfies the equation (greek letter
1. 1 answer
2. asked by Person
3. 481 views
what entity was given power by the articles of confederation?A. the president B. a bicameral legislature C. a unicameral
1. 24 answers
2. asked by leslie
3. 3,521 views
what is the main weakness of the articles of confederation?A. congress could not provide for a national defense B. powers given
1. 1 answer
2. asked by leslie
3. 563 views
Over the course of The Screwtape Letters , the state of patient’s soul fluctuatesas he experiences a conversion, doubt,
1. 1 answer
2. asked by ally
3. 408 views
Brian would like to automatically check the spelling in a presentation. To do this, he should select which tab?
1. 1 answer
2. asked by Lisa
3. 452 views
-11^2Would it be -121 or 121. I think it is negitive please correct me if wrong.
1. 1 answer
2. asked by Kaashif
3. 468 views
the difference between two numbers is 16. if the smaller number is one-third of the larger number than what find the numbers
1. 1 answer
2. asked by Anonymous
3. 404 views
Data were collected, using a sample survey, on the inhabitants of a British town. Among other things, the respondents were asked
1. 2 answers
2. asked by mina
3. 774 views
Select the TWO options that are TRUE statements about two-sample t-tests.Select one or more: The same formula is used for the
1. 0 answers
2. asked by mina
3. 995 views
Due to an increase in the price of sugar by 25%,by how much percent must a householder decrease the consumption of sugar so that
1. 1 answer
2. asked by Vivek
3. 552 views
100(1+100)Example : 1+2+3+…+100= ----------- 2 Simplify: (x+1) + 2(x+1)+ …+1000(x+1)
1. 2 answers
2. asked by Don
3. 458 views
Findlim as (x,y) goes to (0,0) of (e^(-x^2-y^2)-1)/(x^2+y^2).
1. 1 answer
2. asked by andre
3. 374 views
A dishonest shopkeeper has 2 false balances. One balance weighs 10 %more while buying goods and other weighs 10% less while
1. 6 answers
2. asked by A GOODSTUDENT
3. 1,466 views
A block displacement causs of a force in a horizontal surface is 13m and the work done by the force on the block .6 joules .
1. 1 answer
2. asked by karl
3. 401 views
What particular organizations in the community have an influence on the development of policy and laws in Australia?
1. 1 answer
2. asked by DUA
3. 504 views
a ball is dropped from the top of a building that is known to be 256 feet high.the formula for finding the height of the ball at
1. 1 answer
2. asked by Anonymous
3. 1,531 views
What would the domain ofY=_/2x+14)/(x^2)-49 be? (2x+14 is under a square root) There's a hole but I do not know how to factor
1. 1 answer
2. asked by Anonymous
3. 344 views
If apples are 25 cent's, watermelon is 4 dollars, and cantaloupe is 50 cents . what 25 fruits can I buy with 25 dollars ??
1. 1 answer
2. asked by Sal
3. 512 views
If I have 25 dollars and need to buy 25 fruits. The fruits is watermelon is 4 dollars. Peaches is 50 cents. Apples is 25
1. 1 answer
2. asked by Anonymous
3. 387 views
On a map with a scale of 1:100m, what is the actual area of a land in hectares if it is 180 sq.m on the map?
1. 1 answer
2. asked by NOEL
3. 484 views
The angle of elevation from a car to the top of an apartment building is 48 degrees. If the angle from another car that is 22
1. 1 answer
2. asked by carlos
3. 2,535 views
A rectangular room is 4 meters wider than its high and it is 8 meters longer than its wide. the total Ares of the wall is 512
1. 1 answer
2. asked by jochabed
3. 665 views
How many grams of KCl should be added to 1.5kg of water to lower its freezing point to -7.5°C
1. 1 answer
2. asked by Anonymous
3. 2,216 views
A store uses the following policy to award discount. If the customer purchases products costing more than ksh 30,000 she is
1. 1 answer
2. asked by andrew
3. 713 views
$20000 amount to $ 24200 in two years under compound interest compounded annually
1. 1 answer
2. asked by Sandhya
3. 382 views
A ball is thrown straight up by a passenger in a train that is moving what a constant velocity. Where would the ball land
1. 1 answer
2. asked by himel
3. 504 views
Three bottles have three different colored caps.How many ways can a cap be put on each bottle such that each one is wrong?What i
1. 1 answer
2. asked by kian
3. 455 views
how many moles of fe are present in 30g of rust?
1. 4 answers
2. asked by ali
3. 1,870 views
In an isosceles right angled triangle,the square of the hypotenuse is 98cmsquare.find the length of the congruent sides.
1. 1 answer
2. asked by ali haider
3. 497 views
In more than 20 to 25 lines,what are the impact of teenage suicide on the environment or human health?
1. 1 answer
2. asked by Tebza
3. 378 views
Iwant to prove that JM is parallel to KL.
1. 2 answers
2. asked by ayabonga
3. 814 views
Prove that jklm is an isoceles trapezium using: diagonals and sides
1. 1 answer
2. asked by ayabonga
3. 494 views
What is percent decrease from 400 milligrams to 320 milligrams
1. 1 answer
2. asked by Ingrid
3. 398 views
What is 15mn/m step by step
1. 1 answer
2. asked by Anomynous
3. 427 views
Calculate the no. of grams of NaOH req. to absorb volume of the CO2 gas produce as Na2CO3
1. 0 answers
2. asked by Sumee
3. 420 views
Two charged spheres P and Q have charges of+3C and -6C respectively.how far apart must the spheres be placed so that they exert
1. 0 answers
2. asked by Nombuso
3. 633 views
1. If one point charge is located at each corners of a right triangle, where q1=q3= 5.0μC, q2= 2.0 μC, and a= 0.10 m. Find the
1. 0 answers
2. asked by oishee
3. 777 views
Same rental cars have a GPS unit installed, which allows the rental car company to check where you are at all times and thus
1. 1 answer
2. asked by himel
3. 616 views
If I have 25 dollars and need to buy 25 fruits. The fruits is watermelon is 4 dollars. Peaches is 50 cents. Apples is 25
1. 1 answer
2. asked by Anonymous
3. 409 views
A rocket-powered hockey puck is moving on a (friction-less) horizontal air-hockey table. The x- and y-components of its velocity
1. 1 answer
2. asked by himel
3. 852 views
Find an exact value for csc 11pi/12How do I do this? I change it to 1/(sin 11pi/12) but then I'm stuck what to do.. Thanks
1. 2 answers
2. asked by Ann
3. 1,194 views

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