# Posts by me

Total # Posts: 1,367

**maths/physics**

4 meters / (seconds squared)

**helping abused children**

D is the answer

**accounting**

On December 31, 2008, University Theatres issued $500,000 face value of bonds. The stated rate is 6 percent, and interest is paid semiannually on June 30 and December 31. The bonds mature in 10 years. Required: If required, round your answers to the nearest whole dollar. ...

**science****

2)expansion of the skin's blood vessels

**Physics**

What hanging mass will stretch a 1.9-m-long, 0.54mm - diameter steel wire by 1.2mm ?

**mathematics**

Three times the reciprocal of the sum of two consecutive odd integers is 3/20. Find the two consecutive off integers.

**MATH**

michael borrowed $ 700 from his father. He promise to pay back the $700 with interesd in 9 moths. If michael pays his father 6% simple interest how much does he owe at the end of 9 moths?

**algebra**

x=3-3y x+3y=-6 need to find the graph points

**Chemistry 12**

do your own homework.

**chemistry**

i reallly need help with combining the gas laws. here are a few questions i am struggling with if anyone could please help! 1. A steel container holds 750.L of O2 gas at STP. a) how many moles of O2 does the container hold? b)how many grams of O2 does the container hold? c) if...

**chemistry**

thank you very much! if you could help me with this as well i would be very appreciative! A steel container holds 750.L of O2 gas at STP. a) how many moles of O2 does the container hold? b)how many grams of O2 does the container hold? c) if the pressure were reduced by ...

**chemistry**

i have two questions. 1. generally speaking, if the pressure of a gas is tripled, what will happen to its volume? 2. If I take 2000L of gas at STP and squish it into a gas 15.0L gas cylinder, what will be the pressure inside the cylinder, assuming the temperature is kept ...

**chemistry**

I need walked through this question, please. In testing for the efficacy of an antacid compound, 5.0g of hydrochloric acid is mixed with 24.0g of magnesium hydroxide. Is this enough base to react with all the acid?

**chemistry**

how do you know what the actual yield will be?!

**chemistry**

if unlimited iron is available to react with 34.0g of copper (II) chloride, how many g of copper metal would be produced?

**Socials Studies**

In my opinion, From looking at it from the rebels point of view, they felt justified in taking up arms against the official government. In both the Upper and Lower Rebellions of 1837, rebel forces felt that the official governments were not being responsive to their needs. ...

**spanish**

ur mum

**math**

1) The vocabulary is confusing 2) You are stupid 3) 3 + 3.5 + 7 = 13.5

**math**

9 apples/ 14 students a ratio or a rate ?

**math**

28

**geometry 2**

32 × 32 28 × 28 24 × 24 20 × 20 16 × 16 12 × 12 8 × 8

**geometry 2**

Xenia is ordering a cake for her friend’s wedding. She knows that there will be 110 guests at the wedding, and she is trying to decide how large a cake to order. She has been told that each guest should get a piece of cake that is 4 inches by 4 inches. She would like to ...

**Program planning and evaluation**

Please respond to the following questions either by writing the design name or by describing the design using standard notation (X = program, O=observation, R= random assignment). For each design, please discuss all threats to internal validity. 1. a. Design: Single group ...

**physics**

Noob

**physics ---- really dnt get this at all**

noob

**physics**

noooob

**math probability**

12/15

**Social Studies**

copy it then print its esay

**chemistry**

how many mL of 0.50 M ammonia would be needed to react with 1.0 L of 0.75 M HClO4

**chemistry**

idk

**xbis/219**

Ms. Sue, then don't answer the question. If you want to know then ask.

**physics**

i think it should be something like an athlete cause an athlete is a person and people that do things are welfare so an athlete is a good example

**math/geometry**

Two boxes must be wrapped. Both boxes are right rectangular prisms. The smaller box has a length of 12 inches. The larger box is similar to the first and has a length of 48 inches. Find the ratio of the amount of paper needed to wrap the large box to the amount of paper needed...

**music appreciation**

The overture for A Midsummer's Night Dream is a one-movement work ________? a.in sonata form . b. famous for interplay of piano,violin and cello. c.known for massive sound of the orchestra. d. that presents the same musical idea in each strophe of the text. thank you

**PHYSICS**

You have to convert km to m

**Chemistry**

get the weight of N2 into kg

**geometry**

Suppose line AB is parallel to line MN.Name all angles congruent to angle 8. In the figure at the right, x is parallel to y.List all angles that are congruent to angle 1. If the measure of angle 5 is 45 degrees, what are the measures of the other angles. This is on page 472 in...

**math**

a rectangle has a perimetr of 30m, if the length is at least twice the width,find the range of possible values of the width of the rectangle.

**music appreciation**

The Baroque period began around the year ___?

**english**

How long did the journey to Virginia actually take Smith and the colonists?

**AP Physics**

I don't know the answer

**math**

i don't get this explain please. k

**Physics/ electricity**

Isn't it just suppose to be 9.3nc instead of 29.3nC?

**Physics/ electricity**

Consider a square of side length a = 9.7 cm with charged particles at each of the corners. Three of the particles carry +9.3 nC of charge while the fourth particle carries -9.3 nC. In volts, what is the electric potential at the center of the square? Hint: Choose the potential...

**math**

solve by elimination 5x+3y+5z=-16 2x+5y-z=-26 x-4y+2z=10

**English**

hah, i agree with kat. its something to do with chocolate that's all im gonna say...

**English**

*high fives kat*

**english**

On Monday April 23, 2012 at approximately 6:15 pm I Officer John Doe received a radio call to 1630 Featherstone Ave, Auburn Hills, Michigan 48326 in reference to a domestic violence call. Upon my arrival at the call location I was met at the door by the caller Rose Smith who ...

**Accounting 280**

E15 1

**chemistry**

As you saw in Part B, the vapor above the cyclohexane-acetone solution is composed of both cyclohexane vapor and acetone vapor. What mole fraction of the vapor above the solution, X(cy) vapor), is cyclohexane?

**chemistry**

A 20mg sample of a compound is dissolved in 5.0 mL of water and extracted with 2.5 mL of heptane. After seperation of the layers, the heptane layer is found to contain 15 mg of the compound. What is the partition cofficient of the compound, K(hept/water)

**chemistry**

A 20mg sample of a compound is dissolved in 5.0 mL of water and extracted with 2.5 mL of heptane. After seperation of the layers, the heptane layer is found to contain 15 mg of the compound. What is the partition cofficient of the compound, K(hept/water)

**Physics**

Hello, I have e problems with dis question A harmonic wave on a string moves along the x-axis according to: (x,t) =5.0 (cm) sin[ (2.5m^-1) x - (63s^-1) t ] At x = 1.0 m when t = 2.2 s the speed of the oscilations on the string is closest to ... me thought that you can just ...

**Chemistry**

If an Alka-Seltzer tablet has a mass of 4.953 g, and an Erlenmeyer flask containing an HCl and water solution weighs 160.351 g, what is the percent by mass of NaHCO3,in the tablet if the Erlenmeyer flask and its contents weigh 164.027 g after reaction? Please include the ...

**math**

In 2001, Windsor, Ontario received its maximum amount of sunlight, 15.28 hrs, on June 21, and its least amount of sunlight, 9.08 hrs on December 21. a. Due to the earth’s revolution about the sun, the hours of daylight function is periodic. Determine an equation that can ...

**Math**

State domain, range, period, vertical asymptotes, zeros, symmetry and y-intercept of y = -2tan(3x + 180) + 3

**Math**

Describe how the graph of y + 3 = 2sin(3x + 90) compares to the graph of y = sin(x)

**Organic Chemistry**

Thanks! and you do mean that it is 0.0123 moles, therefore I would plug in 3 for M, and 0.0123 for moles so that implies 3 x L = 0.0123 --> 0.0123/3 = L = .0041 L ~ 4.0mL ?

**Organic Chemistry**

I realize this is a general chemistry stoichiometry question, however I can not fully grasp it. I am supposed to calculate the theoretical amount (volume) of 3M sodium hydroxide (NaOH) needed to convert 1.5g of benzoic acid to its salt. I got 0.012 moles of bezoic acid present...

**Chemistry**

The format came out wrong - the double bond of oxygen to carbon occurs at the first apex.

**Chemistry**

Hi I hope you can understand this...the Na ion is attached to the oxygen using ionic bonding. The \/ are meant to symbolize the hydrocarbon chain. The || is a double bond that bonds oxgen to carbon. O || Na O/\/\/\/\/\/ + CaCl2 -> ? + NaCl To give you some background, it ...

**pre-algebra**

can you please help me find the common denominater to this problem? n+2/3=1/9

**math**

help find common denominator

**math**

n+2/3=1/9

**math**

are you there?

**math**

how do you find the common denominator

**math**

n+2/3=1/9

**math**

4=4/9+y

**math**

Solve Equation by Adding or Subtract fraction using Addition property of Equality or Subtraction property of equality. x-5/6 = 1/10

**dressmaking**

Mrs. Shotto was once one of your regular customers, but she hasn't asked to have any garments made in approximately one year. You note she has lost weight. She would like you to make her a special silk blouse to replace a favorite blouse that has worn out. The blouse has ...

**Business finance**

10.38

**Iron and Sulphur reaction**

I don't know

**chemistry**

what volume will 5.00g of dinitrogen oxide gas occupy at 50.0 degrees celcious and 12.0 atmosphere

**chemistry**

what is the mass of 250.0 ml gas at 25 degrees celcious at 0.359 atmosphere

**chemistry**

what is the density of methyl gas at 25 degrees celcious and 1.50 atmosphere.

**calc**

forget it :) i figured it out! thanks!!!!

**calc**

i just looked at it and tried to figure it out but i just don't get it. in the example you gave me there was already a rate that the air was being pumped, but in mine there is none. it's asking for the rate. I just don't get it

**calc**

im so confused :( Willie Makit blows up a spherical balloon. He recalls that the volume is V=4/3Pi*r^3. In order for the radius to increase at 2cm/sec, how fast must Willie blow air into the balloon when the radius is 3 cm?

**organic chemistry**

Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions, even through nitration is an electrophilic aromatic substitution reaction. EXplain.

**organic chemistry**

In the formation of diacetylferrocene, the product is always the one in which each ring is monoacetylated. Why is no diacetylferrocene produced in whcih both acetyl group are on the same aromatic ring?

**organis chemsitry**

what is the main structural feature of the azo dyes that causes them to be colored compounds.

**Organic chemistry**

1. In in experiment, sodium bisulfite solution is added at the end in order to destroy the unreacted bromime. What reaction is occuring here? Is HSO3- acting as an oxiding or reducing agent? Write a balanced equation as part of your answer.

**Organic Chemistry**

If 3-bromo-1-propanol is treated with NaOH, a compound of molecular formula C3H6O is formed. suggest a structure for this product.

**physics**

Please help me to solve this problem about electic potential : An electric car accelerates for 7.0 s by drawing energy from its 290-V battery pack. During this time, 1200 C of charge pass through the battery pack . Find the minimum horsepower rating of the car.

**physics**

Please help me to solve this problem about electic potential : An electric car accelerates for 7.0 s by drawing energy from its 290-V battery pack. During this time, 1200 C of charge pass through the battery pack . Find the minimum horsepower rating of the car.

**physics**

A car starts from rest accelerates with a constant acceleration of 1.5 m/s squared. HOw far does the car move in 4 seconds?

**math**

What does a snowflake have to do with math?

**statistics**

A newspaper survey found that 65% of readers found online tutorials useful. If a random sample of 9 readers is selected, compute the standard deviation of the probability distribution.

**social studies**

think and review and crossword for week 13

**sewing**

What is a wood clap used for in sewing ? thank you

**Math**

$102,400

**PLEASE HELP. physics**

For A- m1v1 = m2v2 (.015kg + .25kg)V = .015kg + 200m/s v = 11.3m/s (1/2)mv^2 = mgh so h=(1/2)(v^2)/g h = 6.5m

**sociology**

How can the three sociological perspectives (e.g., social functionalism, social conflict, and symbolic interaction) be used to conceptually understand social deviance?

**Physics**

2T=(2*pi*massproton)/(chargeproton*B) So a) B=(pi*1.67*10^-27)/(1.6*10^-19*155*10^-9) b) Doubling the kinetic energy changes the velocity. Period T does not depend on velocity so the answer is 155 ns.

**Physics**

lift.

**chemistry**

SCl2= sp3 SCl6= sp3d2 SCl4= sp3d

**math pleaseee help!!!!!!!!!!!!**

what is the best parking space/shortest that would take the from store 1 to store 2 and back to the car?use the following information: -the distance between store 1 to store 2 is 25 yds wide. -driveway between the sidewalk and parking lot is 10 yds this all they give me please...

**college**

be used to conceptually understand multiculturalism?

**calculus**

Let A be the bounded region enclosed by the graphs of f(x) = x , g(x) = x3 . Find the volume of the solid obtained by rotating the region A about the line x + 2 = 0.