Thursday
July 24, 2014

Posts by jade


Total # Posts: 225

6th Grade Science
what is electromagnetic energy?

6th Grade Science
what is electromagnetic energy?

Social Studies
When was hinduism invented and by who?

mental maths
what is 15 degrees lower than 7c

Algebra
9X+y=2 -4X-y=17

maths
If I am a proper fraction with a denominator of 20 and my decimal equivalent is 0.6 then what am I

Chemistry
amount of heat generated by the combustion of 245 g of CH3OH in 2CH3OH(l)+3O2(g)=2CO2+4H2O(l)

History - Italy
What is the history of the Italian sports of soccer and football. Is Italian football the same as American soccer? If so, what is Italian soccer? Thanks for your help.

Physics
If a baseball falls a vertical distance of 2.6 m from the first to the last image, what is the time interval between the first and last image?

basic math
34%

chemistry
the question was to check all that apply: BO33- H+ H3BO22+ O2- H3BO3 OH -

chemistry
what are the solute particles present in boric acid (H3BO3)?

chemistry
CrCl3(s) + AgNO3 (aq)= AgCl(s) + Cr(NO3)3(aq) A 0.750 g sample of impure CrCl3 was removed from a bottle that contained 1.75 g of impure sample. The removed sample was dissolved in water and required 42.5 mL of 0.215 M AgNO3 solution to react with the CrCl3 in the sample. What...

chemistry
Al(s) + H2SO4(aq)-> Al2(SO4)3(aq) + H2(g) Consider the unbalanced equation above. What volume of 0.490 M H2SO4 is needed to react with excess aluminum to produce 1.60 g of Al2(SO4)3? Use a molar mass with at least as many significant figures as the data given.

chemistry
H2SO4(aq) + NaOH(aq)-> Na2SO4(aq) + H2O(l) Consider the unbalanced equation above. What is the concentration of the original sulfuric acid solution if 60.5 mL of the acid reacts with 18.0 mL of 0.110 M sodium hydroxide?

chemistry
If 180.0 mL of 0.270 M NaOH are mixed with 230.0 mL of 0.500 M NaOH, what is the molarity of the final solution? Assume the volumes are additive.

chemistry
How many mL of 4.50 M NaOH must be diluted to produce 160.0 mL of 2.50 M NaOH?

statistics
A SINGLE CARD IS SELECTED FROM A STANDARD DECK OF 52 CARDS. IF YOU KNEW THAT THE CARD WAS A PICTURE CARD, WHAT IS THE PROBABILITY THAT IT WAS ALSO RED?

Chemistry
Silver(I) nitrate and sodium sulfate react to form silver(I) sulfate and sodium nitrate. Suppose 45.98 mL of 0.060 M silver(I) nitrate solution and 26.64 mL of 0.10 M sodium sulfate solution are mixed. What is the maximum number of grams of silver(I) sulfate that can be made?

Chemistry
N2(g) + O2(g) --> N2O5(g) (a) Consider the unbalanced equation above. What is the maximum mass of N2O5 that can be produced when 43.0 g of N2 and 43.5 g O2 react?

College Chemistry
C6H6(l) + Cl2(g) --> C6Cl6(s) + HCl(g) Consider the unbalanced equation above. What is the maximum mass of each of the products that can be formed when 72.5 g of C6H6 and 49.0 g Cl2 react?

math
how can you use subtraction to complete an addition pattern use exercise 3 as an example.

physics
What is the mass of a person who weighs 750N?

cjs
The current threat of terrorism has made many legislatures in Congress think about the United States combining all the police agencies into one national police organization. The centralization of power would stop the discombobulated nature of the 3 government levels of police ...

math
ms fuller has 2 2/6 pies left over from her party. write the number of pies left over as a fraction greater than 1

science
what is the massof fresh water(p=1.00g/cm^3) in a 72.8L tank?

chemistry
If you ran silver nitrate on tap water and distilled water,which one may show a slightly positive reaction? Why?

science
Betsy and Michael are 150 meter apart, Michael is walking toward Betsy at a constant speed of 2.5m/s. start from the rest, how long it take to meet?

science
Betsy and Michael are 150 meter apart, Michael is walking toward Betsy at a constant speed of 2.5m/s. start from the rest, how long it take to meet?

Subject agreement
You --------to the old north church (walk) do you use (are walking) or stays the same for present tense?

math
-[-(-k)] -(-2)(-2 + k) = -k - (4k + 3)

math
-[-(-k)] -(-2)(-2 + k) = -k - (4k + 3)

maths for social science
. A project management consultant estimated that if a particular project was completed, that t years after its date of completion, P thousand persons would be direct beneficiaries of the project, where P (t) = t3/3 - 5t2 +20t, 0<t<12 For what value of t will the maximum ...

calculus
. A project management consultant estimated that if a particular project was completed, that t years after its date of completion, P thousand persons would be direct beneficiaries of the project, where P (t) = t3/3 - 5t2 +20t, 0<t<12 For what value of t will the maximum ...

I NEED HELP. PLEASE
Thank you.

I NEED HELP. PLEASE
Thanks! How would you know whether to add or subtract?

I NEED HELP. PLEASE
I do not understand point-slope and standard form. Please help me.

Statistics
She DID do that.

Math-PLEASE HELP ME
I do not understand point-slope and standard form. Please help me.

Reading
"CALL". "BURN". I've already answered this.

Calculus
Define the quotient rule.

This Website.
Why do some people's posts get deleted?

Reading
THe base word is "call". The base word is "burn".

Reading
She's right.

Math/Algebra
dan is 12 inches taller than jay. use X for jay's height. which expression shows dan's height?

math
5/x=10/3x+4

Social Studies
What was the Albany Plan?

Math
Simon and Leah had Eight stamps. Leah had three times as many stamps as Simon. How many stamps does Leah have??

English
I would ask to help the person

math
315 divided by 5

math
5 divided by 315

physics
will i need hlep with the right of citizens of the united states orto vote shall not be denied or abriged by the united states or by any state on account of sex so what the answer

History
i dont entirely know about the spanish american war, but world war one was caused by many things. high tensions formed by various alliences, nationalism and the dividing of africa among european powers, had put the world on edge. these tensions exploded when a young serbian st...

8th grade math
two congruent opposite sides of a trapezoid are each 4 inches longer than the top base of the trapezoid. The top base of the trapezoid is one third as long as the bottom base of the trapezoid. If the perimeter is 56 inches, what is the length of each of the four sides of the t...

college Chemistry
Popcorn kernals pop independently (i.e. unimolecularly). For one brand at constant temperature, 11 kernals pop in 10 seconds when 240 kernals are present. After 145 kernals have popped, how many kernals will pop in 10 seconds?(Your answer may include fractions of a kernal) I u...

comp
How do I write two sentences about family financial goals using the past progressive and future progressive tenses?

algebra
polynomials 8j^3-4jk^3-7

Chemistry 214
Help! A soultion contains 0.100 Pb(NO3) and 1.00x10^-5 M AgNO_3. It is intended to separate out the silver by selective precipitaion of AgI. What is the maximum percentage of total silver that can be recovered free of contamination by PbI_2? (ksp for AgI=1.5x10^-13.. Ksp for P...

Grammer
What is the simple subject and simple predicate in the sentence The smell of cooking is delicious to the hungry campers?

Statisitcs
Suppose that X and Y are independent discrete random variables and each assumes the values 0,1, and 2 with probability of 1/3 each. Find the frequency function of X+Y.

math
just do wait here is a example 34 times 41 take the 30 aND THEN THE ONE AND TAKE THE 40 AND THE THE 1 AND 30 TIMES= 120 AND THEN MULT. 4 TIMES1 WHICH IS4 AND ADD THEM TOGETHER AND IT IS 124.

PHYSICS
1.53 seconds to get to highest point so 1.53x2 to reach the end of the porabola. 3.06 seconds

social studies
what is lattitude?

8th grade
What two European countries helped start the Age of Explorations?

2nd Grade Math
I'm in 6th grade, the answer is, 10. :)

math
The width of a rectangle is 6 cm less than the length. A second rectangle, with a perimeter of 54 cm, is 3 cm wider and 2 cm shorter than the first. What are the dimensions of each rectangle. Please give complete answer :)

physics
138 or rounded to 140!

psychology
Trace the memory system from stimuli into long-term memory. Siscuss the features of each step and factors that enhance or impede information flow in each step of the process. Explain proactive and retroactive interference and how you might counteract their effects while studyi...

5th grade
How do you do double dight divison

physics
Tarzan, mass 85 kg, swings down on the end of a 28 m vine from a tree limb 4.4 m above the ground. How fast is Tarzan moving when he reaches the ground?

2nd grade
I'm in 6th grade, the answer is 4, the reason is because, 20 divided by 4=5 and 5x4=20, so the answer is,4.

Business/ Math/ Investment
I Only Need Question 3. I have completed the rest. I have had several solutions and cannot come up with an answer. Thank you! Envision that you have served as business manager of Media World for over 2 years. You have noticed that for the last 12 months the business has regula...

Business Analysis / Investment
Help! I have had several solutions and cannot come up with an answer. Thank you! Envision that you have served as business manager of Media World for over 2 years. You have noticed that for the last 12 months the business has regularly had cash assets of $20,000 or more at the...

English
the plot of strange objects by gary crew

Microbiology
Which of the following tests are used to differentiate between these bacteria: Tests: Bacitracin Test, SXT Test, CAMP Test, Enterococcosel Agar, 6.5% NaCl Test and Optochin Test A) Streptococcus viridans and Streptococcus faecalis B) Group A and Group B Streptococci C) Group B...

physics
Find the tangential acceleration of a freely swinging pendulum when it makes an angle θ with the vertical. (Use theta for θ and g as necessary.) i tried 2.56 as an answer and it was wrong, so im guessing im suppose to use symbols?

physics
A space station is shaped like a ring and rotates to simulate gravity. If the radius of the space station is 150 m, at what frequency must it rotate so that it simulates Earth's gravity? [Hint: The apparent weight of the astronauts must be the same as their weight on Earth...

physics
A roller coaster has a vertical loop with radius 17.9 m. With what minimum speed should the roller coaster car be moving at the top of the loop so that the passengers do not lose contact with the seats? (how do i go about in solving this)

statistics
The accounting department at Weston Materials, Inc., a national manufacturer of unattached garages, reports that is takes two construction workers a mean of 32 hours and a standard deviation of 2 hours to erect the red barn model. Assume the assembly times follow the normal di...

Business
Writeacher, I know what you mean! the assignment is quit simple just requires a lot of reading and some research online but this one part of the first question is sooo vague and the books are even more vague not to mention insufficient. Your idea of it is the same as mine so I...

Business
In one of my assignments I'm suppose to explain the types of input text in business case analysis. I read my book and the resource book but all it says is that there are more types of input texts than the case study itself. :S I tried searching online for more indepth info...

math
No, I still do not understand. why did you subtract 29 from 18? what do you do with 11?

math
Make up a set of 7 numbers having the following landmarks: mode:21 median:24 maximum:35 range:20 I do not understand.

english
difference betwween following words. i have these words for spelling and iont know the difference. can you help me. annyway any way,all right alright,every one everyone, already all ready, there's their's, anyone any one, altogether all together

Math
Your mom is a sporting person, so when it's close to your bedtime, she will have a contest with you to see if you get to stay up and extra half-hour to play a computer game. You get to draw a card from a well-shuffled deck. If you draw a face card, an ace, or any heart, sh...

Math
Back in the old days, couples would enter marathon dance contests to win money. They would dance continuously, with only short breaks for food and drink. Some contests would go on for over a week. How many hours of dancing would there be in a 7-day week?

physics
Find the resultant force of a 32-N force pulling horizontally on a wooden crate and a 20-N force pulling at an angle of 49 degrees upward of horizontal. (Your answer should include magnitude and direction of the force)

science
What will happen if the polar bear became extinct?

biology
In D. virilise, the mutations dusky body (dy), cut wings (ct) and white eyes (w) are all recessive alleles located on at different places on the x chromosome. Females heterozygous for all three mutations were crossed to dy ct w males, and the following phenotypes were obtained...

math
A car accelerates 15m/s^2 the car has a mass of 45000kg. what force is needed for this to occur?

algebra
n+5=5+n? commutative, associative, and identity properties

essay writing
what were the speakers arguments and counterarguments in charles foster kane speech

college
On january 1, 2007 yarrow corp. had 1000000 shares of common stock outstanding. on march 1 the corp had issued 15000 new shares to raise additional capital. on july 1 the corp. declared and issued a 2 for 1 stock split. on october 1 the corp. purchased on the market 600000 of ...

Physics
1/12 * L

math
Its 43.6

Math
Here is the question that I need to answer: Mr.T wanted to remodel his box, He wanted to make it the shape of a perfect regular dimension. A.) How many total degrees would the interior of Mr.T's decagon have? SHOW WORK. B.)How many degrees would each angle be in Mr. T'...

intergrated science
can u unsramble this word for me please the assatiepr

maths
the galaxy we live in is roughly lens shaped,and pins.its diameter is given inlight years. (1 light year=9.5Exp12km) calculate the circuference or our galaxy in kilometres. the earth is at a point 3Exp4 light yaersfrom the centre.How far does the earth travel in one turn of th...

English (Frankenstein essay)
Dont av a clue wot to do on it haha x

English (Frankenstein essay)
Dont av a clue wot to do on it haha x

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