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Posts by lolo

Total # Posts: 69

math
The two trapezoids shown are similar. If the area of the larger trapezoid is 96 square centimeters, what is the area of the smaller trapezoid?

Language Arts
Yes It is the Cay!

physic
A block of gold having dimension of 1.2 m long, 0.8 m width and 0.4 m thick. What is the mass of the block?

Social studies
Thanks

Social studies
Is it D?

Social studies
Some scientists believe that Paleo-Americans migrating to the Americas sailed along the coast of North America. They sailed close to shore so that they could do which of the following? avoid warring groups that sailed in the open sea easily hunt whale make contact with ...

Language Arts (HELP MEE!!)
Yes

Language Arts (HELP MEE!!)
The first one and the last one??

Language Arts (HELP MEE!!)
which of the following elements should be included in your critical review? A narrative with plot line A main claim about two or more works•• Graphics such as chart and tables Third person point of view An analysis of literary elements such as characters, plot or ...

Math (pls check my answers!!)
Which set of mixed numbers has a difference less than one? A. 1 and 2/9 x 1 and 1/9 •• B. 3 and 4/7 x 2 and 1/7 C. 2 and 4/5 x 1 and 1/3 D. 2 and 7/9 x 1 and 1/3

physics 1
If the position of an object is given by x = 2.00t^3, where x is measured in meters and t in seconds, find (a) the average velocity and (b) the average acceleration between t = 1.0 s and t = 2.0 s. Then find (c) the instantaneous velocity v and (d) the instantaneous ...

Life orientation
evaluate the physical social and economic consequence of fraud or corruption to the offender how did corruption and fraud impact negatively in the county

math
idk

SCIENCE check answers please :)
STOP CHEATING on connections accademy

business
compare and contrast Rational (formal) model for strategy- emergent strategy

life orientation
evaluate the effectiveneß and ineffectiveneß of traffic fines

physics
A coil takes a current of 10.0 A and dissipates 1410 W when connected to a 230 V, 50 Hz sinusoidal supply. When another coil is connected in parallel with it, the total current taken from the supply is 20.0 A at a power factor of 0.866. Determine the current and the overall ...

math
a statistics professor plans class so carefully that the lengths of his classes are uniformly distributed between 45.0 and 55.0 minutes. find the probability that a given class period runs greater than 50.75 minutes? find the probability of selecting a class that runs greater ...

Chemistry
  show that the time dependent expectation value for the position x and momentum p match the solution of newton classical equation for HO drive the amplitude of vibration?

Chemistry
Consider two non-interacting Fermions (half-integer spin) confined in a “box” of length L. Construct the antisymmetric wave functions and compare the corresponding groundstate energies of two systems; one with particles of identical spin and the other with particles ...

Chemistry
Consider two non-interacting Fermions (half-integer spin) confined in a “box” of length L. Construct the antisymmetric wave functions and compare the corresponding groundstate energies of two systems; one with particles of identical spin and the other with particles ...

Social Studies
c?

Social Studies
what makes water so important in arabia and iraq a.its abundance b.its scarcity c.its value as an export d.its salt content

Social Studies
what makes water so important in arabia and iraq a. in the fertile crescent b. in the rub' al-khali c. in cities d. in and around mecca

English
Sue

English
Ms use can u plz delete this question

English
Can u delete this question plz

chem
93

chemistry
What is the final temperature of 1370 g of water, originally at 20.9°C, if it absorbs 47.6 kJ of heat?

analytical chemistry
the problem is find the pH of a solution prepared by dissolving all of the following in sufficient water to yield 1.00 L of solution :0.180 mole of chloroacetic acid (CICH2CO2H),0.020 mole ofCICH2CO2Na,0.080 mole HNO3, and 0.080 mole Ca(OH)2. Assume that the Ca(OH)2 and HNO3 ...

analytical chemistry
a 0.120 ml portion of a 50.0% (w/w) KOH solution having a density of 1.50*10^3 g/l is diluted to 250 ml. What is the pH of the resulting solution?

math
6

math
what is 4 divided by 371

Physica
if an averge current of 5.5 Amp is passing through aconductor for 2 min . what is the charge in Coulomb ( C ) crosstional areaed any cross sec

life orientation
Smoking kills

Chemistry
ATP synthase, shown below, uses the proton (H ) gradient to drive ATP synthesis. Put the following steps of ATP synthesis in order from proton transport to the synthesis of ATP: a. The y subunit rotates and interacts with the three alpha beta subunit pairs, causing ...

Chemistry
Oligonucleotides can be synthesized, one nucleotide at a time, by adding activated monomers to a growing chain. Place the steps of chemical DNA synthesis in the correct order. The first step is : 3' end of growing oligonucleotide attached to solid support. Then there is ...

chemistry
please if you found answer this question ineed it now

Chemistry
I am working on a problem like this one. I don't understand how you got to 51.4 from 30500 + (-20,907) = 51.4 kJ. Can you explain?

Algebra
You are choosing between two long distance telephone plans. One plan has a monthly fee of $15 with a charge of $.05 per minute. The other plans has a monthly fee of $5 with a charge of $.07 per minute. For how many minutes of long-distance calls with the cost for the two plans...

physics
Two waves are travelling on a string in the same direction. Both have a frequency of 101 Hz, a wavelength of 0.400 m, and an amplitude of 0.410 m. What is the amplitude of the resultant wave if the original waves differ in phase by π/4 rad?

Maths
A ladder, 6m long rests against a wall. The foot of the ladder is 2.5m away from the base of the wall. The ladder has a 'safe angle' with the ground between 60(degrees) and 70(degrees). what are the safe limits for the distance of the foot of the ladder to the wall.

chimie
formule de lewis du c2h7no

mathematics
23,34

chemistry
1) to the nearest gram, what is the molar mass of Al2O3? 2)Br+H3O->HBr+H2O when this reaction is reversed what substance acts as an acid? what substance acts as a base ?

chemistry
still i can't understand it

chemistry
How long will it take for the 100mg of cesium-137 to decay to 6.25mg(1/16 the original amount)?

substance drug addiction
Can someone help me with the consequences of this human factor

ecology
bird

math
what is 4 times 3

Math
0.0625

12th grade
on the "aster flower." What time of year might be symbolized by the aster flower and the other images of plant life found in the poem? How do these images contribute to the overall mood of the poem?

7th grade, math
5 more than 2 times a number

college chem
If your professor is strict about sig figs then the answer should be 55 atm.

math
78.75

math
what is the avarage of:89,84,63,79

Geometery
esto es un estupidez os piden respuestas y me poneis tereas no os basta con lo que tenemos idiotas de malagana para que abrir la web si alfin y alcabo somos mas listos que ustedes....................esto no acaba aqui,....................

health
Growth, maturation, and learning are all used interchangeably with the term

Chemistry
what is the theoretical value for the M of acetic acid in vinegar if the vinegar is 5% acetic acid by a % mass value. Additional info: the experimental M of the acetic acid in vinegar is 0.80M Thank you!!

8th grade Algebra 1
n=$11.50 m=$42.50

stats
0.4909

homework
can u unscramble this aefinrtty

macroeconomics
The second case since the inflation is the increase in the price level and 2 percent is lower than 19 percent and the interset is also lower so i'll saved more money

AP Physics
hi can u help me in my home work

statistics
Is there a significant difference between the average internet usage of persons aged less than or equal to 40 and those aged over 40? ( data i have is age and internet usage)

french
does anyone know any sites that can help me with my french homework. thankyou

Biology (( Plants ))
Hi I think how plants reproduce is a very complicated process and the structure of the plant ,, can anyone please give me a help and show me how plants reproduce cause my sats are coming and I'm in Grade 9 Thanks and I will be grateful to you You are right, it is ...

socialstudies
assign occupations find a water supply

research
help me write an exposiyory math homework help me write an exposetory essay? http://www.geocities.com/fifth_grade_tpes/expository.html http://www.google.com/search?as_q=expository+writing&num=10&hl=en&btnG=Google+Search&as_epq=&as_oq=&as_eq=&lr=&as_ft=i&as_filetype=&as_qdr=all...

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