# Posts by mercy

Total # Posts: 98

chemistry (science)
explain the observed temperature change upon mixing ethanol and cyclohexane.

geography
find the longitude of a town Y whose time is 8am when the time in another town X is 30 degress eastis 2pm the same day

Chemistry
How many representative particles are in 2.5 mol H2O2?

riddle
Salvation: Why? When someone is saved/born again, their bodies remain the same (old) but their souls become new (new). Size: salvation is relative. Some people are more religious than others.

riddle
The sun because it has always been there yet it comes every morning to symbolize a new day.

riddle
My anser is NEWS because we here everyday news which is still an old thing from the past there was still news

f math
given that sin (90-5 t ta )=cos180 - t ta...find d value of t ta

physics
A ball is projected with initial velocity 50m\s at an angle of elevation of 37°from the top of a cliff 55m high. calculate the total time the ball is in the air and the maximum horizontal distance covered...please I have solved this question but didn't get the answer...

f math
please what is the answer to this f math question......1-cos^2X=0 for 0°less dan equals X..then X less dan equals 270

math
how many ways are there to distribute a)6 indistinguishable marbles into 6 distinguishable bowls b)12 distinguishable marbles into 6 distinguishable bowls c)12 distinguishable marbles into 6 disinguishable bowls so that two marbels are placed in each bowl

geography
innerpants

math
villages A;B;C;D are such that B is 4km due east of A ;C is 3km due south of B and D is 4km S50w from C.Calculate the distance and bearing of A from D.

MATHS
In a class, 120 students speak English or French or both. 70 speak English and 55 speak french. how many speak English but not French?

Ryan is making small meat loaves. Each small meat loaf uses 3/4 pound of meat. How much meat does Ryan need to make 8 small meat loaves

in a class of 45 students 27 are girls, express the number of boys as a percentage of the number of girls

language arts
Does anyone here read "The Watsons Go to Birmingham - 1963"? If so, I have a question.

Physics
What is the resistivity of a cylinderical material wire whose 1.0m lenght has a resistance of 2.0 ohm? The radius of the wire is 1.0mm

chemistry
report on the preparation of 0.004M stock solution of ethanoic acid

physics
the height of the mercury in the glass tube thermometer when in melting ice and then steam are 3 cm and 18 cm respectively

Ave maria catholic secondary school
an aeroplane leaves an airport,flies due north for two hours at 500km/hr.it then flies 450km on a bearing 053.how far is the plane from the airport and what is its bearing from bearing from east

G ss jikowyi subject physics
Subject physics a spring 20m long is streched to 25cm by a load of 50n ? What will be his length when strench to 100n assuming that the elastic limit is not reached

state the vision and mission statement of the business of shoprite

economics
what are welfare payments or consumer subsidies

chemistry
what is the rate law for NO+O3=NO2+O2 in second order reaction if [NO] Doubled

math
she has 30 coins it can be divide by 5 and 6 and 7 but two will be left over the least number of coins she could have would be 28 since it only two number away from 30

math
In a class of 100 students 50 are footballers 30 are basketballers and 20 are both basket ballers and footballers represent the above information ina venn diagram

Math
900

physics
a person walks due east for 10 meters and the due north for 10 meters. what is the total distance? b). what is the average speed of a car that travels 30 meters in 10 seconds, then another 50 meters in 30 seconds. Thank you for answering.

physics
a person walks due east for 10 meters and then due north for 10 meters. what is the total displacement?

Physics
The distance between two successful crestof a water wave travelling at 3.6 m/s is 0.45m. Cal culate the frequency of the wave

Physics
A wave sent out from a source is reflected back to the source in 1.9x10^-3 seconds .if the velocity of the wave is 3.0x10^8 m/s, the distance of the reflecting surface from the source is ?

math
I think it is 5 2/4

Intro to Computers
D. windows 7 64-Bit Ultimate edition

Math
When calculating the extremas, is there really a difference between relative and absolute extremas? Or are they just used interchangeably?

Math
I understand that. But when writing the concavity intercals do you use the critical numbers or the points choosen around the critical numbers to denote the up and down? For instance This question Determin the open intervals on which the graph of of 3x^2+7x-3 is concve up or ...

Math
How would you write open intervals for concavity? After you find the second derivative of a fuction; How would you go about finding the concavity

Poetry
what is the rhyme scheme for the poem: Come, the wind may never again Blow as now it blows for us; And the stars may never again shine as now they shine; Long before October returns, Seas of blood will have parted us; And you must crush the love in your heart, and I the love ...

poetry
are these sentences images: 1. their bare boughs weighed with snow 2. the night is darkening round me or hyperbole: 1. clouds beyond clouds above me 2. wastes beyond wastes below

gov't
Why would democrats go out for revenge against Republican political groups wanting tax-exempt status. Why would Republicans, out for revenge against Democrats who seem to have been biased in granting or not granting tax-exempt status. I have to list a lot of points under each ...

yes but I don't knw much abut the politics part..

no more? do you think 5 minutes will b dne by just tht

I have to compsre revenge in Wuthering Heights by Emily bronte and the contemporary issue of politics. I am doing a powerpoint presentation and it should be 5 minutes long. So what do you suggest my slides be and howmany. Please help me I really don't know how to compare ...

multiplying and diving scientific notation
hmm I see than your answer should b the correct one. Well done.

multiplying and diving scientific notation
try 2 by yourself:)

multiplying and diving scientific notation
1)(n · m) x 10a+b : (2.3 * 4.5) x 10(2+(-7)) (10.35) x 10(-5) Therefore it should be 10.35x10^-5

multiplying and diving scientific notation
for dividing use this equation: n*10^a / n*10^b = n/m * 10^a-b for multiplying use this equation: (n x 10a) • (m x 10b) = (n · m) x 10a+b

simple interest and compund interest.
I'm the one who gave u the formulas... all you did is gave them back to me. Then again I should have been more clear. PLEASE help me find the ANSWERS for JUST these 2. Because let me also tell you that I have to do 3 sheets filled with these sorts of questions. So if I ...

simple interest and compund interest.
1) What is the final amount when \$3000 is invested at 3% per year simple interest for? Show all steps. The formula is A=P(1+rt) 2) What amount must be invested at an interest rate of 5% per year compounded monthly to obtain \$15000 in 6 years? Show all steps. The formula for ...

scientific notation am i doing it right?
change what

Sequences
oh I think I got it: geometric sequence: a=4 and r=3 tn = a(r)^n-1 2125764 = 4(3)^n-1 531441= 3^n-1 3^12 = 3^n-1 12 = n-1 12+1=n n=13 Is this way also correct? will I get the full marks for this type of question.

Sequences
we never learnt log.. I did geometric sequence: a=4 and r=3 tn = a(r)^n-1 2125764 = 4(3)^n-1 531441= 3^n-1 Now I am stuck how do I make 531441 the same as 3 so I can find n..

Sequences

Sequences
Show full steps: 1a) Determine the formula for the nth term for 7,12,17... b) Determine the value of the 19th term,t19. 2) Determine the number of terms in the sequence 4,12,36...2125764. Show all necessary steps. There are 15 more questions but I think if you help me with ...

english
can you give me a site with this information please. by the way I am in grade 11.

english
would politics work as the contemporary issue? how can I compare them though

english
can u think of one for revenge..if so please tell me because I really like this theme thx for providing me with this theme

english
revenge for love I don't really know but the contemporary issue should be like alienation and bullyin... so for revenge what would it be... I really cant think of one that is why I am asking you.

english
Ok then I choose revenge...what should my contemporary issue be?

english

english
I am working on my English presentation for Wuthering Heights the novel. I have to create and present a comparison between a theme from Wutering Heights and a contemporary issue. For example, if the novel deals with the topic of alienation it could be compared to the issue of ...

polynomials am i doing it right?
no problem:)

polynomials am i doing it right?
because you see that when you expanded the polynomials after the -2x^4 yu have a - instead of a positive because recall that when the brackets expand - and - = +. That is the only thing you did wrong. Good luck! you are on the right track though.

Science Help
Write the equation for the reaction between lead and sodium hydroxide

Math
To determine whether a pancreas is functioning normally, a tracer dye is injected. A normally functioning pancrease secretes 4% of the dye each minute. A doctor injects 0.5g of the dye, and checks twenty minutes later. He finds that 0.35g of the dye remains If the pancreas ...

Life orientation
I was wondering who can write my papers well formatted with o% plagiarism and 100% original till my friend introduced me to academicresearchpapers, now am in my 3rd year and things are very okay. JUST send them you home work and they will help you. reach them on +(1) 3152150749

I was wondering who can write my papers well formatted with o% plagiarism and 100% original till my friend introduced me to academicresearchpapers, now am in my 3rd year and things are very okay. JUST send them you home work and they will help you. reach them on +(1) 3152150749

M361
A factory worker productivity is normally distributed. worker A produces an average of 84 units per day with a standard deviation of 24. worker B produces at an average rate of 74 units per day with stanard deviation of 25. (a) what is the probability that in any single day ...

math
i am a 3 digit number,my ones digit is twice my hundreds digit,when rounded to the nearest hundred i round to 500,my tens digit is less than 6,what number am i?

economics

science
5 easy ways on how to take care our ears

Chemisty
When the following equation is balanced properly under acidic conditions, what are the coefficients of the species shown? ClO3- + HAsO2 Cl- + H3AsO4 Water appears in the balanced equation as a _______(reactant, product, neither) with a coefficient of____ . (Enter 0 for neither...

math
5

environment
Critically discuss 5 ways which environment problems impacts on the community

MATH
Andrea made a car trip of 440 Kilometers. She averaged 54 Kilometers per hour for the frst part of the trip and 80 kilometers per hour for the secound part. If the total trip took 6 hours, how long was she traveling at 80 kilometers per hour?

math
Andrea made a car trip of 440 Kilometers. She averaged 54 Kilometers per hour for the frst part of the trip and 80 kilometers per hour for the secound part. If the total trip took 6 hours, how long was she traveling at 80 kilometers per hour?

college alg
A meat market has ground beef that is 40% fat and extra lean ground beef that is 15% fat. How many pounds of each(ground beef and extra lean) must be together to get total of 50 pounds of "lean" ground beef that is 25% fat?

Math
Is the product 4x8,827 less than 36,000

new life
3(19)=39 : 57=39 : 57-39=18

math
used video games cost \$25each. write an algebraic expression to find the cost of m video games

math
how many 12 x 12 x 6 boxes can fit into a 22 x 22 x 22 box

math
how many 12 x 12 x 6 boxes can fit into a 22 x 22 x 22 box

physics
A particle (a) is projected horizontally at 50m/s from the top of a tower 100m high at same instant aoother particle is projected from bottom of the tower in same vertical plain at 100m/s with elevation 60^0.after how maoy seconds will the particle collide

Health
Describe the new risk management processes at a nursing home in relation to state and federal mandates? I am thinking fire, tornado, hurricane disaster preparedness processes. Am I right? Which site can I get information?

Health
How are staffing mix and levels determined in nursing homes? Staffing mix is the number of nurses, cnas, and staffing levels is the number of RN's Lpns, Cnas. Am I right?

Infection control
I am a registered nurse relocating to New York and one of the requirements for license reciprocity is to take an infection control exam on the internet. Do you know of any legit exam sites on the web. Thanks.

math
6x^2+19x=10

self-reflection essay
what is self perceiving society mean

self-reflection essay
am writeing self-relection essay abt the theme self perceiving society,society perceiving self, i dontknow how to start my outline to starte the thesis

self-reflection essay
am writeing self-relection essay abt the theme self perceiving society,society perceiving self and i don't know how to start it off?

physical scenic
calculate the potential energy of 30kg box raised 2 meters above ground?

physics
how much energy does a 200kg have when it's moving at 3 m/s?

MATHS
three consecutive positive integers a,b and c are such that b2 = 4(a+c). find the value c

help
10/24 2/5 7/22

chemistry
A sample of C3H8O that contain 200 molecules contains ________carbon atoms??

algebra
Can someone please help me with this problem? Thanks! Evaluate the infinite geometric series: 8+4+2+1+... I thought you needed to know the number of terms to evaluate, but how do you know them if it is infinite? The limit of Sn = 1 + r + r^2 + r^3 + r^4 + = 1/(1 - r) -1 < r...

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