# Posts by nina

Total # Posts: 657

**chemistry**

Hi I am in AP Chemistry and I did not take regulars chem so I have never done labs before and was wondering If anyone could give me examples on how to do a lab

**Physics**

help me, AP physics on part C!!!!!

**chemistry**

calculate 5.7 grams PbCl2= ions Cl-1

**algebra**

is the ordered pair a solution of the inequality? (6,15); 8y-9x>8

**music**

#26 Dikrayati #12 John Howatt #25 Mozart, Piano Sonata in A Major, No. 11 (K.331). (Use the Theme and first Variation only. Note that the first Variation has sounds of Turkish March Music. The first Variation ends when a rumbling bass stops at a cadence. This signals the close...

**statistics**

Suppose that a researcher is interested in estimating the mean systolic blood pressure, , of executives of major corporations. He plans to use the blood pressures of a random sample of executives of major corporations to estimate . Assuming that the standard deviation of the ...

**physics**

nmgh

**math**

let w represent the number of words and m represent the number of minutes. Write a rule to show the relationship between w and m. 280 words in 8 mins

**Physics help!!**

109.6km/h

**chemistry**

C. 589

**multiple regression**

5. HR Assistant Survey A sample of HR assistants in Plano Texas was created. It was suggested that the data should be analyzed with a regression model to determine if salary was related to years of experience, aptitude test scores, EI (emotional intelligence)scores, number of ...

**United States Government**

The United States has this form of government. *representative democracy *monarchy *direct democracy *constitutional republic I think it may be D since a constitutional republic had a government with limited power where the people are the main government authority. But it ...

**Math**

The answer is, in fact, 149,981.

**Foreign language**

Mere baala dha tereeka vadhia heh.

**Geometry please help me need to finish!**

The slant height of a regular pentagonal pyramid is 6 cm, and the length of each side of the base is 3 cm. Find the lateral area.

**English**

What does it mean " to get along you have to play along"?

**AP World History Please help**

What was the nature and extent of the Umayyad Empire? How did the Abbasid Empire differ from the Umayyad Empire? What were the achievements of the Arab phase of Islamic development ending in 750? I just want to know how they want me to answer these questions ie. examples.

**AP World History Please Help Me Mrs.Sue**

4.What was the nature and extent of the Umayyad Empire?

**AP World History Please Help Me Mrs.Sue**

Thank You!

**AP World History Please Help Me Mrs.Sue**

Hi I need help with this What classical institutions survived the collapse of the classical civilizations and why? I just need help with knowing Romes institutions please help.

**math**

hi can you predict the next sequences possible from the numbers 1-50 05 16 20 30 41

**AP World History Please help**

Alright I just need help with this one What social structure did Confucianism imply? What were the key social classes, and how did they differ? What kind of social classes are they talking about political or religious??

**AP World History Please help**

alright :)

**AP World History Please help**

What social structure did Confucianism imply? What were the key social classes, and how did they differ? Why did Confucianism have such a deep impact on Chinese and East Asian history? What groups and institutions could benefit from it? What does the document tell us about ...

**AP World History Please Help Me Mrs.Sue**

Thank You so much Mrs.Sue this really helped.

**AP World History Please Help Me Mrs.Sue**

Compare the political structure of Hellenistic Greece to that of the Greek world before 400 B.C.E. What was the function of philosophy in Greek culture? What, according to the authors, were the principles of Greek culture? Define a polis. How did the polis change between 800 ...

**English-Native speakers**

I think so.

**Geometry Help!!!!!!!!!!**

Thanks anyway but that isn't one of the choices the answer is x> 3/11 i figured it out thanks for trying :)

**Geometry Help!!!!!!!!!!**

If the sides of a triangle have measurements 3x + 4 , 6x - 1, and 8x + 2, find all possible values of x. I also need help with this question please

**Geometry Help!!!!!!!!!!**

In triangle ABC if m<ABF=39 and BF is an angle bisector, find <BCE

**geometry**

I am pretty sure it will form a scalene obtuse triangle. hope i helped out :)

**AP World History**

Thanks Mrs.Sue is there any way you can help with this one I want to find websites were i can double check my answer the question is How and where did Hinduism and Buddhism spread?

**AP World History**

3.Explain the major tenets of Hinduism and its evolution from the Aryans to the Gupta. Please help with this question I have no idea how to answer its the last one could you give me some websites please. -Thank You

**Biology**

You are a botanist hired in the future to make a distant planet, Xyloph, habitable for human life. Your job is to help seed the planet with plant life by working with the Terraforming Team. All four major kinds of plants will be introduced into this new world. You are to help...

**chemistry**

What kind of reaction occurs when a molecule of glucose reacts with oxygen to give carbon dioxide and water? a.exothermic reaction b.endothermic reaction c.synthesis reaction d.irreversible reaction

**ALGEBRA**

Explain how factoring is used to solve quadratic equations. Demonstrate the process with an example.

**marketing**

The process of naming broad product-markets and then segmenting them in order to select target markets and develop suitable marketing mixes is called:

**Math**

1 1/3 - 1 3/4

**algebra 2**

What is 36x^3-33x^2-33x-6/9x+3

**AP World History Please Help**

Describe the development of the Chinese state and its political institutions. I really need help with this can somebody explain this to me.

**Chemistry**

How many moles of aluminum chloride can be produced if you start with 8 moles of aluminum and 9 moles of chlorine?

**Business Math 2**

Megan Green is interested in taking out a personal loan for $1,550. However, last year an identity theft scam left her with poor credit. Since then she has learned about the perils of identity theft from personal experience as well as from a variety of sources, including the ...

**Business Math**

Ron Prentice bought goods from Shelly Katz. On May 20, Shelly gave Ron a time extension on his bill by accepting a $5,000, 7.00%, 150-day note. On August 26, Shelly discounted the note at Roseville Bank at 8.00%. What proceeds does Shelly Katz receive?

**reading**

what this the answer for this question We can conclude from paragraph a)theories are often revised. b)theories are never modified. c)theories are always changed. d)theories are mostly illogical. The concept that the Earth is a sphere can be traced back 2,500 years to the Greek...

**science**

i need to solve this : 1. we should show the chemical structure of oligosaccharide which contains 2 galactoses and 1 saccharose. 2. compare the difference in physical features og dicarboxylic acids and glucose beta chain 3. determine the calorific value of 5g saccharose please...

**english vocabulary spelling**

the_____ was a conflagration,causing serveral buildings great damage

**Chem**

Determine the maximum g of Ba3(PO4)2 that can be formed from your mass of Na3PO4 . 12H2O

**math**

how do I express these decimals as fraction in lowest terms? -9.8 and 1.6666666

**Math**

Clue 1: I am less than 1,000. Clue 2: the sum of my 2 digits is 26 Clue 3: my ones digit is 8 Who am I?

**math**

Clue1: I am less than 20. Clue 2: i am an odd number. Clue 3: I am the square root of 225 Who am I?

**chemistry**

if 19.0g NaI react, how many grams of NaNo3 are made?

**math**

-7.1+18.6=

**8th grade science**

Hello?? Ms. Sue?? I need help too! :-)

**8th grade science**

What leaves after a disturbance in the climax community?

**math**

thanks

**math**

what is -25+(-16)=? PLEASE HELP

**science**

Teacher gave us homework that I really don't understand. We must write chemical reactions by which we differentiate alcohols, esters, hydrogenic carbon,carboxylic acid and halogen alkanes from each other. We must not write the same reaction for two different compounds and ...

**chemistry**

Teacher gave us homework that I really don't understand. We must write chemical reactions by which we differentiate alcohols, esters, hydrogenic carbon,carboxylic acid and halogen alkanes from each other. We must not write the same reaction for two different compounds and ...

**algebra**

How do you multipl (3a-2b)(4a+3b)??

**Math**

Explain why 1/8 is greater than 1/10, but less than 1/3.

**Chemistry**

is fumaric acid polar or non-polar?

**Biology/Zoology**

Do bony fishes have a dermal bone?

**Science**

For my Biology class, I need to find and print out an article that talks about renewable resource technology or new technology that is beneficial to the environment. Can anyone help me find any good ones?

**childcare**

what taxes must be paid only by the employer?

**Chemistry**

given the equation Mg +2HCL --> MgCL2+H2, how many moles of hydrochloric acid are needed to react with O.50 mol of magnesium ? (1)0.5 (2)1.0 (3)2.0 (4)4.0 is it 3 ?

**chemistry**

A student wants to determine of an irregularly shaped peice of sodium metal . The student is warned not to use water displacement to find the volume of the peice of sodium . Explain the reason for the warning and pffer a effective solution to the students' problems

**physics**

A 70 kg man jumps 1.00m down onto a concrete walkway. His downward motion stops in .02 seconds. If he forgets to bend his knees, what force is transmitted to his leg bones?

**algebra**

A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

**Math**

A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

**physics**

a child is sliding on a sled at 1.5m/s to the right. You stop the sled by pushing on it for 0.50 s in a direction opposite to its motion. If the mass of the child and the sled is 35kg. what average force do need to apply to stop the sled. Use the concepts of impulse and motion

**Statistics**

Quick Normal/InvNormal Calculator In a study of human mortality rate, an Actuary estimated that in US and Canada, about 78% (fictional figures) of life insurance claims resulted from accidental deaths. Suppose a study is being planned to estimate the relative frequency of ...

**Chemistry**

Reverse the equation to be H2O (g) --> H2O (l) delta H= -44kJ There are 9.0 grams of H2O (g) Find moles of the gas: 9.0/16= .50 moles 44 times .50 =22 kJ evolved

**6th grade ANSWER**

You have to turn a fraction into a decimal by taking the numerator and divide by the denominator, 5 divided by 8 is 0.625 so that is your answer! :D

**Pharmacology**

Question # 13 answer is neuroleptic malignant syndrome

**geometry**

Given the right triangle JKL, whose arean is 32 sqare units, determine if it is an isoceles right triangle.

**Physics**

The boy on the tower of height h = 10 m throws a ball a distance of x = 68 m, as shown. At what speed, in m/s, is the ball thrown?

**test**

grammar --verbs ) a helping verb is the verb that help the main verb make its statement(true or false)

**calculus**

Find the derivative by the limit process. 6/√(8x)

**business**

Hi all,, so am taking strategic management now and our Dr gave us same case and same questions apparently,, any of you happens to still have or remember the answers? Am totally lost with the "concerned commodity" question

**world health organisation**

find out about world health organisation

**math**

what is the time halfway between 10:30 am and 3:00 pm?

**Music appreciation**

symphonie fantastique, which depicts an artist's execution by guillotine, was written by the nineteenth century composer

**Math**

Each of the three dimensions of a cube with sides of lenth s centimeters is decreased by a whole numer of centimeters. The new volume is cubic centimeters is given by V(s)=s^3-13s^2+54s-72. a) Find V(10) b) If the new width is s-6 centimeters, then what are the new length and ...

**Math**

Tropical Pools sells an aboveground model for p dllars each. The monthly revenue for this model is given by the formula R(p)+ -0.08p^2 + 300p. Revenue is the produce of the price p and the demand(quality sold). a0 Factor out the price on the right-hand side of the forula b) ...

**math**

Hoshi walks 10 meters in 3 seconds what is her walking rate

**gometry**

[3.05] In, angle C is (7x - 3) degrees and segment AB = (3x + 12)mm. Part a. What value of x would make equilateral? Part b. What is the perimeter or sum of the lengths of the sides of the equilateral triangle? Be sure to include the unit of measure in your solution

**algebra**

Solve equation L=2.43*.034^.3326

**general studies**

I'm trying to narrow down/refine thesis statementt about women vs. men, being as ruthless and capable of voiulenbt crime. Any ideas?

**english**

One of the most popular artists of the 1700s was Rosalba Carriera. She was born in Venice in 1675, and from her childhood she showed artistic talent. When she was 30, in 1705, the Roman Academy honored her as a painter of miniatures. Fifteen years later, in the spring of 1720...

**world history**

According to Procopius, two sixth century Christian monks undertook an elaborate smuggling operation to provide Byzantium with the knowledge to produce

**Math**

On a scale drawing,the scale is 1/4 inch:1 foot. Find the dimensions of each room in the scale drawing. How would you find the answer? 10 feet by 9 feeet

**Physics**

(a) calculate the energy in joules put out by a 9.0 V calculator battery that moves 3.0 C of charge through a handheld calculator after 1 hr of operation. (b) calculate the energy put out by a 12.0 V car battery that moves 1000 C of charge (as it may when starting the car'...

**Physics**

Calculate how far and apart two indentical charges of 1.0 C must be in order for the Coulomb force between them be less than 500 N

**Physics**

thx

**Physics**

How many electrons must be removed from an object to leave it with a charge of 2.0 x 10 exp-10C? This is a small though not neglible static charge.

**Physics**

for same question above if the charge is increased by a factor of 10 what number am I increasing? and am I increasing it by adding or multiplying?

**Physics**

calculate the force between two identical charges of 1.0 x 10 exp -9 C separated by 1.0 Cm

**Physics**

So if one electron is 1.6 x 10 exp -19 C it would be -1.0 x 10exp-9C divided by 1.6 x 10 exp -19 C correct?

**Physics**

How many excess electrons does an object with a total charge of -1.0 x 10exp-9C have on it? This is approximately the amount of charge involved in commonly encountered static electricity.

**Us constitution**

what the United States may have looked like had the Anti-Federalists "won" their points in the ratification debate and the writing of the Constitution